% $Id$

% Purpose: Commands specific to chemistry

% Copyright (c) 1998--2009, Charles S. Zender
% This program may be distributed and/or modified under the
% conditions of the LaTeX Project Public License (LPPL), 
% either version 1.2, or (at your option) any later version.
% LPPL: http://www.latex-project.org/lppl.txt

% The original author of this software, Charlie Zender, seeks to improve
% it with your suggestions, contributions, bug-reports, and patches.
% Charlie Zender <surname@uci.edu>, surname=zender
% Department of Earth System Science
% University of California at Irvine
% Irvine, CA 92697-3100

% Dependencies: dchem.sty

% Usage:
% \usepackage{chm} % Chemistry

% Message printed when LaTeX called
\@ifundefined{ProvidesPackage}{}{ \ProvidesPackage{chm}[2002/03/06
  v1.55 Chemistry]
} % end ProvidesPackage

% Chemical species
\usepackage{dchem} % Chemistry macros of Donald Arsenau
% There is more than one way to titrate a cat:
% \chm macro of Donald Arsenau dchem.sty package
%\newcommand{\OdOd}{\chm{O_{2}{\cdot}O_{2}}}
% \chemical macro is taken from KoD95 p. 192
%\newcommand{\OdOd}{\mbox{\chemical{O_{2}{\cdot}O_{2}}}}
% No fancy macros at all
%\newcommand{\OdOd}{\mbox{\mathrm{O}_{2} \cdot \mathrm{O}_{2}}}

% Many species names are single-letter dimensional abbreviations
% Re-define these macros where necessary so chemical use takes precedence
\providecommand{\C}{\chm{C}}\renewcommand{\C}{\chm{C}} % [chm] Carbon (C is also Celsius in dmn.sty)
\providecommand{\F}{\chm{F}}\renewcommand{\F}{\chm{F}} % [chm] Fluorine
\providecommand{\K}{\chm{K}}\renewcommand{\K}{\chm{K}} % [chm] Potassium
\newcommand{\AldOt}{\chm{Al_{2}O_{3}}} % [chm] Alumina surface
\newcommand{\Al}{\chm{Al}} % [chm] Aluminum
\newcommand{\Ar}{\chm{Ar}} % [chm] Argon
\newcommand{\A}{\chm{A}} % [chm] Generic species A
\newcommand{\gasidx}{i} % [idx] Generic species i
\newcommand{\AB}{\chm{AB}} % [chm] Generic species AB composed of molecule A and molecule B
\newcommand{\Ba}{\chm{Ba}} % [chm] Barium
\newcommand{\BrCl}{\chm{BrCl}} % [chm] Bromine chloride
\newcommand{\Br}{\chm{Br}} % [chm] Bromine
\newcommand{\BrO}{\chm{BrO}} % [chm] Bromine Oxide
\newcommand{\B}{\chm{B}} % [chm] Generic species B
\newcommand{\BC}{\chm{BC}} % [chm] Black Carbon
\newcommand{\CClq}{\chm{CCl_{4}}} % (?)
\newcommand{\CCly}{\chm{CCl_{y}}} % [chm] Organic chlorine
\newcommand{\CFCldCFdCl}{\chm{CFCl_{2}CF_{2}Cl}} % [chm] CFC-113
\newcommand{\CFClt}{\chm{CFCl_{3}}} % [chm] CFC-11
\newcommand{\CFtBr}{\chm{CF_{3}Br}} % [chm] fxm
\newcommand{\CFdCld}{\chm{CF_{2}Cl_{2}}} % [chm] CFC-12
\newcommand{\CFdHCl}{\chm{CF_{2}HCl}} % [chm] CFC-22
\newcommand{\CHq}{\chm{CH_{4}}} % [chm] Methane 
\newcommand{\CHtCl}{\chm{CH_{3}Cl}} % (?)
\newcommand{\COdCOd}{\chm{CO_{2}{\cdot}CO_{2}}} % [chm] Binary CO2 complex
\newcommand{\COdHdO}{\chm{CO_{2}{\cdot}H_{2}O}} % [chm] Hydrated carbon dioxide
\newcommand{\COdttl}{\chm{CO_{2}^{\Sigma}}} % [chm] Total dissolved carbon dioxide
\newcommand{\COd}{\chm{CO_{2}}} % [chm] Carbon dioxide
\newcommand{\COt}{\chm{CO_{3}}} % [chm] Carbon trioxide
\newcommand{\COtdm}{\chm{CO_{3}^{2-}}} % [chm] Carbonate ion
\newcommand{\COtdp}{\chm{CO_{3}^{2+}}} % [chm] Carbonate
\newcommand{\CO}{\chm{CO}} % [chm] Carbon Monoxide
\newcommand{\CSd}{\chm{CS_{2}}} % [chm] Carbon disulfide
\newcommand{\CaCOt}{\chm{CaCO_{3}}} % [chm] Calcium carbonate
\newcommand{\CaNOtd}{\chm{Ca(NO_{3})_{2}}} % [chm] Calcium nitrate
\newcommand{\CaSOq}{\chm{CaSO_{4}}} % [chm] Calcium sulfate
\newcommand{\CaSOqdm}{\chm{CaSO_{4}^{2-}}} % [chm] Calcium sulfate
\newcommand{\CaSOt}{\chm{CaSO_{3}}} % [chm] Calcium sulfite
\newcommand{\Cadp}{\chm{Ca^{2+}}} % [chm] Calcium ion
\newcommand{\Ca}{\chm{Ca}} % [chm] Calcium
\newcommand{\CdHq}{\chm{C_{2}H_{4}}} % fxm
\newcommand{\CdHs}{\chm{C_{2}H_{6}}} % fxm
\newcommand{\ClNOd}{\chm{ClNO_{2}}} % [chm] Chlorine nitrite
\newcommand{\ClONOd}{\chm{ClONO_{2}}} % [chm] Chlorine nitrate
\newcommand{\ClOd}{\chm{ClO_{2}}} % [chm] Chlorine dioxide
\newcommand{\ClOx}{\chm{ClO_{x}}} % [chm] Oxides of chlorine
\newcommand{\ClO}{\chm{ClO}} % [chm] Chlorine oxide (?)
\newcommand{\CldOd}{\chm{Cl_{2}O_{2}}} % [chm] Chlorine dioxide (?)
\newcommand{\CldO}{\chm{Cl_{2}O}} % [chm] Chlorine oxide
\newcommand{\Cld}{\chm{Cl_{2}}} % [chm] Molecular chlorine
\newcommand{\Cly}{\chm{Cl_{y}}} % [chm] Inorganic chlorine
\newcommand{\Cl}{\chm{Cl}} % [chm] Atomic chlorine
\newcommand{\Cu}{\chm{Cu}} % [chm] Copper
\newcommand{\DMS}{\chm{CH_{3}SCH_{3}}} % [chm] Dimethyl sulfide
\newcommand{\FeIII}{\chm{Fe(III)}} % [chm] Ferric iron compounds
\newcommand{\FeII}{\chm{Fe(II)}} % [chm] Ferrous iron compounds
\newcommand{\FedOt}{\chm{Fe_{2}O_{3}}} % [chm] Iron oxide???
\newcommand{\Fedp}{\chm{Fe^{2+}}} % [chm] Ferrous iron
\newcommand{\FeDI}{\chm{Fe_{\mathrm{DI}}}} % [chm] Iron in de-ionized water
\newcommand{\Feocn}{\chm{Fe_{\mathrm{ocn}}}} % [chm] Iron in ocean water
\newcommand{\Fetp}{\chm{Fe^{3+}}} % [chm] Ferric iron
\newcommand{\Fe}{\chm{Fe}} % [chm] Iron
\newcommand{\Ge}{\chm{Ge}} % [chm] Germanium
\newcommand{\HCOtm}{\chm{HCO_{3}^{-}}} % [chm] Bicarbonate ion
\newcommand{\HCl}{\chm{HCl}} % [chm] Hydrogen chloride, Hydrocloric acid
\newcommand{\HdCOt}{\chm{H_{2}CO_{3}}} % [chm] Hydrogen carbonate?
\newcommand{\He}{\chm{He}} % [chm] Helium
\newcommand{\HNOd}{\chm{HNO_{2}}} % [chm] Nitrous acid 
\newcommand{\HNOq}{\chm{HNO_{4}}} % [chm] Peroxynitric acid
\newcommand{\HNOtHdO}{\chm{HNO_{3}{\cdot}H_{2}O}} % [chm] Hydrated nitric acid
\newcommand{\HNOtaq}{\chm{HNO_{3\ aq}}} % [chm] Aqueous nitric acid
\newcommand{\HNOtg}{\chm{HNO_{3 g}}} % [chm] Gas phase nitric acid
\newcommand{\HNOtttl}{\chm{HNO_{3}^{\Sigma}}} % [chm] Total dissolved nitric acid
\newcommand{\HNOt}{\chm{HNO_{3}}} % [chm] Nitric acid
\newcommand{\HOCl}{\chm{HOCl}} % [chm] Hypochlorous acid
\newcommand{\HOdNOd}{\chm{HO_{2}NO_{2}}} % [chm] 
\newcommand{\HOdm}{\chm{HO_{2}^{-}}} % [chm] Hydroperoxyl ion
\newcommand{\HOd}{\chm{HO_{2}}} % [chm] Hydroperoxyl
\newcommand{\HOx}{\chm{HO_{x}}} % [chm] Hydrogen radicals SeP97 p. 171
\newcommand{\HSOqaq}{\chm{HSO_{4\ aq}^{-}}}% [chm] Aqueous bisulfate ion
\newcommand{\HSOqmaq}{\chm{HSO_{4\ aq}^{-}}} % [chm] Aqueous bisulfate ion SeP87 p. 57
\newcommand{\HSOqm}{\chm{HSO_{4}^{-}}} % [chm] Bisulfate ion SeP97 p. 57
\newcommand{\HSOtmaq}{\chm{HSO_{3\ aq}^{-}}} % [chm] Aqueous bisulfite ion
\newcommand{\HSOtm}{\chm{HSO_{3}^{-}}} % [chm] Bisulfite ion
\newcommand{\Hd}{\chm{H_{2}}} % [chm] Hydrogen gas
\newcommand{\HdOHdO}{\chm{(H_{2}O)_{2}}} % [chm] Water dimer
\newcommand{\HdONd}{\chm{H_{2}ON_{2}}} % [chm] Water-nitrogen dimer
\newcommand{\HdOOd}{\chm{H_{2}OO_{2}}} % [chm] Water-oxygen dimer
\newcommand{\HdOdHdO}{\chm{H_{2}O_{2}{\cdot}H_{2}O}} % [chm] Hydrated hydrogen peroxide
\newcommand{\HdOdaq}{\chm{H_{2}O_{2\ aq}}} % [chm] Aqueous hydrogen peroxide
\newcommand{\HdOdmr}{\chm{(H_{2}O)_{2}}} % [chm] Water dimer
\newcommand{\HdOdttl}{\chm{H_{2}O_{2}^{\Sigma}}} % [chm] Total dissolved hydrogen peroxide
\newcommand{\HdOd}{\chm{H_{2}O_{2}}} % [chm] Hydrogen peroxide
\newcommand{\HdOn}{\chm{(H_{2}O)_n}} % [chm] Water polymer
\newcommand{\HdO}{\chm{H_{2}O}} % [chm] Water
\newcommand{\HdSOq}{\chm{H_{2}SO_{4}}} % [chm] Sulfuric acid
\newcommand{\HtPOq}{\chm{H_{3}PO_{4}}} % [chm] Phosphoric acid
\newcommand{\HdSOt}{\chm{H_{2}SO_{3}}} % [chm] ?
\newcommand{\HdS}{\chm{H_{2}S}} % [chm] Hydrogen sulfide
\newcommand{\Hp}{\chm{H^{+}}} % [chm] Hydrogen ion
\newcommand{\HxOy}{\chm{H_{x}O_{y}}} % [chm] O3+HO2+H2O2
\newcommand{\lctm}{\chm{e^{-}}} % [chm] Electron
\newcommand{\NMHC}{\chm{NMHC}} % [chm] Electron
\newcommand{\Hu}{\chm{H}} % [chm] Hydrogen (H is reserved)
\newcommand{\KBr}{\chm{KBr}} % [chm] Potassium bromide
\newcommand{\KCl}{\chm{KCl}} % [chm] Potassium chloride
\newcommand{\LiNOt}{\chm{LiNO_{3}}} % [chm] Lithium nitrate
\newcommand{\Li}{\chm{Li}} % [chm] Lithium
\newcommand{\LNOd}{\chm{LNO_{2}}} % [chm] Lightning-produced Nitrogen dioxide
\newcommand{\LNOx}{\chm{LNO_{x}}} % [chm] Lightning-produced oxides of Nitrogen
\newcommand{\MSA}{\chm{CH_{3}SO_{3}H}} % [chm] Methane sulfonic acid
\newcommand{\Mg}{\chm{Mg}} % [chm] Magnesium
\newcommand{\MgO}{\chm{MgO}} % [chm] Magnesium Oxide
\newcommand{\CaO}{\chm{CaO}} % [chm] Calcium Oxide
\newcommand{\MgSOq}{\chm{MgSO_{4}}} % [chm] Magnesium sulfate
\newcommand{\MnII}{\chm{Mn(II)}} % [chm] Manganese compounds 
\newcommand{\Mndp}{\chm{Mn^{2+}}} % [chm] Manganese
\newcommand{\Mn}{\chm{Mn}} % [chm] Manganese
\newcommand{\M}{\chm{M}} % [chm] Generic species M
\newcommand{\Ne}{\chm{Ne}} % [chm] Neon
\newcommand{\NHqCl}{\chm{NH_{4}Cl}} % [chm] Ammonium chloride
\newcommand{\NHqHSOq}{\chm{NH_{4}HSO_{4}}} % [chm] Ammonium bisulfate
\newcommand{\NHqNOt}{\chm{NH_{4}NO_{3}}} % [chm] Ammonium nitrate
\newcommand{\NHqOH}{\chm{NH_{4}OH}} % [chm] Hydrated ammonia alternative formula
\newcommand{\NHqdSOq}{\chm{(NH_{4})_{2}SO_{4}}} % [chm] Ammonium sulfate
\newcommand{\NHqp}{\chm{NH_{4}^{+}}} % [chm] Ammonium ion
\newcommand{\NHqtHSOqd}{\chm{(NH_{4})_{3}H(SO_{4})_{2}}} % [chm] Letovicite
\newcommand{\NHqttl}{\chm{NH_{4}^{\Sigma}}} % [chm] Total dissolved ammonia alternate notation
\newcommand{\NHq}{\chm{NH_{4}}} % [chm] Ammonium
\newcommand{\NHtHdO}{\chm{NH_{3}{\cdot}H_{2}O}} % [chm] Hydrated ammonia
\newcommand{\NHtttl}{\chm{NH_{3}^{\Sigma}}} % [chm] Total dissolved ammonia
\newcommand{\NHt}{\chm{NH_{3}}} % [chm] Ammonia
\newcommand{\NOdm}{\chm{NO_{2}^{-}}} % [chm] Nitrogen dioxide ion
\newcommand{\NOd}{\chm{NO_{2}}} % [chm] Nitrogen dioxide
\newcommand{\NOtm}{\chm{NO_{3}^{-}}} % [chm] Nitrate radical
\newcommand{\NOt}{\chm{NO_{3}}} % [chm] Nitrate (Nitrogen trioxide?)
\newcommand{\NOx}{\chm{NO_{x}}} % [chm] Oxides of nitrogen = NO + NO2
\newcommand{\NOy}{\chm{NO_{y}}} % [chm] Reactive odd nitrogen = NOx + N2O5 + HNO3 + NO3 + HNO4 + HONO + PAN. NOy does not include N2O or NH3 SeP97 p. 71
\newcommand{\NO}{\chm{NO}} % [chm] Nitric oxide
\newcommand{\Hg}{\chm{Hg}} % [chm] Mercury
\newcommand{\NaBr}{\chm{NaBr}} % [chm] Sodium bromide
\newcommand{\NaCl}{\chm{NaCl}} % [chm] Sodium chloride
\newcommand{\NaHSOq}{\chm{NaHSO_{4}}} % [chm] Sodium bisulfate
\newcommand{\NaNOd}{\chm{NaNO_{2}}} % [chm] Sodium nitrite
\newcommand{\NaNOt}{\chm{NaNO_{3}}} % [chm] Sodium nitrate
\newcommand{\NadSOq}{\chm{Na_{2}SO_{4}}} % [chm] Sodium sulfate
\newcommand{\Na}{\chm{Na}} % [chm] Sodium
\newcommand{\NdD}{\chm{N({}^2D)}} % [chm] Atomic nitrogen doublet D state
\newcommand{\NdNd}{\chm{N_{2}{\cdot}N_{2}}} % [chm] Nitrogen
\newcommand{\NdOOt}{\chm{N_{2}O{\cdot}O_{3}}}
\newcommand{\NdOc}{\chm{N_{2}O_{5}}} % [chm] Dinitrogen pentoxide
\newcommand{\NdO}{\chm{N_{2}O}} % [chm] Nitrous oxide
\newcommand{\Nd}{\chm{N_{2}}} % [chm] Nitrogen
\newcommand{\NqS}{\chm{N({}^4S)}} % [chm] Atomic nitrogen quadruplet S state
\newcommand{\N}{\chm{N}} % [chm] Nitrogen
\newcommand{\OCS}{\chm{OCS}} % [chm] Carbonyl sulfide
\newcommand{\OClO}{\chm{OClO}} % [chm] Chlorine dioxide
\newcommand{\OHm}{\chm{OH^{-}}} % [chm] Hydroxide ion
\newcommand{\OH}{\chm{OH}} % [chm] Hydroxyl radical
\newcommand{\OdAr}{\chm{O_{2}{\cdot}Ar}} % [chm] Oxygen-Argon complex
\newcommand{\OdCHq}{\chm{O_{2}{\cdot}CH_{4}}} % [chm] Oxygen-methane complex
\newcommand{\OdCOd}{\chm{O_{2}{\cdot}CO_{2}}} % [chm] Oxygen-carbon dioxide complex
\newcommand{\OdHdO}{\chm{O_{2}{\cdot}H_{2}O}} % [chm] Oxygen-water complex
\newcommand{\OdNd}{\chm{O_{2}{\cdot}N_{2}}} % [chm] Oxygen-nitrogen complex
\newcommand{\OdOd}{\chm{O_{2}{\cdot}O_{2}}} % [chm] Oxygen-oxygen complex
\newcommand{\OdX}{\chm{O_{2}{\cdot}X}} % [chm] Oxygen-X complex
\newcommand{\OdsDg}{\chm{O_{2}({}^1\Delta_\mathrm{g})}} % [chm] Molecular oxygen singlet delta g
\newcommand{\OdtSgm}{\chm{O_{2}({}^3\Sigma_\mathrm{g}^{-})}} % [chm] Molecular oxygen triplet sigma g minus
\newcommand{\Od}{\chm{O_{2}}} % [chm] Molecular oxygen
\newcommand{\Oq}{\chm{O_{4}}} % [chm] Oxygen dimer
\newcommand{\OsD}{\chm{O({}^1D)}} % [chm] Atomic oxygen singlet D state
\newcommand{\OtP}{\chm{O({}^3P)}} % [chm] Atomic oxygen triplet D state
\newcommand{\Ot}{\chm{O_{3}}} % [chm] Ozone
\newcommand{\Ou}{\chm{O}} % [chm] Atomic oxygen (\O is Scandinavian O slash)
\newcommand{\Pu}{\chm{P}} % [chm] Atomic phosphorous (\P is paragraph symbol)
\newcommand{\PdOc}{\chm{P_{2}O_{5}}} % [chm] Phosphate
\newcommand{\Ox}{\chm{O_{x}}} % [chm] Odd oxygen
\newcommand{\PAN}{\chm{PAN}} % [chm] Peroxyacetyl nitrate 
\newcommand{\CXII}{\chm{^{12}C}} % [chm] Carbon 12
\newcommand{\UCCXXXV}{\chm{^{235}U}} % [chm] Uranium 235
\newcommand{\UCCXXXVIII}{\chm{^{238}U}} % [chm] Uranium 238
\newcommand{\CXIII}{\chm{^{13}C}} % [chm] Carbon 13
\newcommand{\CXIV}{\chm{^{14}C}} % [chm] Carbon 14
\newcommand{\OXVI}{\chm{^{16}O}} % [chm] Oxygen 16
\newcommand{\OXVIII}{\chm{^{18}O}} % [chm] Oxygen 18
\newcommand{\HII}{\chm{^{2}H}} % [chm] Hydrogen 2
\newcommand{\PbCCX}{\chm{^{210}Pb}} % [chm] Lead 210
\newcommand{\Pb}{\chm{Pb}} % [chm] Lead
\newcommand{\RnCCXXII}{\chm{^{222}Rn}} % [chm] Radon 222
\newcommand{\HF}{\chm{HF}} % [chm] Hydrogen Fluoride, Hydrofluoric acid
\newcommand{\HBr}{\chm{HBr}} % [chm] Hydrogen Bromide
\newcommand{\HI}{\chm{HI}} % [chm] Hydrogen Iodide
\newcommand{\Ra}{\chm{Ra}} % [chm] Radon
\newcommand{\Rb}{\chm{Rb}} % [chm] Rubidium
\newcommand{\SIV}{\chm{S(IV)}} % [chm] Sulfur compounds \SOq + \SOtdm SeP97 p. 56
\newcommand{\SFs}{\chm{SF_{6}}} % [chm] Sulfur hexafluoride
\newcommand{\SOdHdO}{\chm{SO_{2}{\cdot}H_{2}O}} % [chm] Hydrated sulfur dioxide
\newcommand{\SOdttl}{\chm{SO_{2}^{\Sigma}}} % [chm] Total dissolved sulfur dioxide
\newcommand{\SOd}{\chm{SO_{2}}} % [chm] Sulfur dioxide
\newcommand{\SOqdm}{\chm{SO_{4}^{2-}}} % [chm] Sulfate ion
\newcommand{\SOq}{\chm{SO_{4}}} % [chm] Sulfate
\newcommand{\SOtdm}{\chm{SO_{3}^{2-}}} % [chm] Sulfite ion
\newcommand{\SOt}{\chm{SO_{3}}} % [chm] Sulfite (sulfur trioxide?)
\newcommand{\SOx}{\chm{SO_{x}}} % [chm] SO2 + sulfate DCZ96 p. 22869
\newcommand{\SVI}{\chm{S(VI)}} % [chm] Sulfur compounds \HdSOq + \SOqdm SeP97 p. 56
\newcommand{\SiOd}{\chm{SiO_{2}}} % [chm] Silicon dioxide
\newcommand{\Si}{\chm{Si}} % [chm] Silicon
\newcommand{\Ti}{\chm{Ti}} % [chm] Titanium
\newcommand{\TiOd}{\chm{TiO_{2}}} % [chm] Titanium oxide
\newcommand{\Sr}{\chm{Sr}} % [chm] Strontium
\newcommand{\XO}{\chm{XO}} % [chm] Chemical species XO
\newcommand{\XY}{\chm{X{\cdot}Y}} % [chm] Chemical complex of X and Y
\newcommand{\X}{\chm{X}} % [chm] Chemical species X
\newcommand{\Y}{\chm{Y}} % [chm] Chemical species Y

% General nomenclature
% 0.5 Minerals
\newcommand{\dolomite}{\chm{\Ca\Mg[\COt]_{2}}} % [chm] Dolomite HaC01b p. 2475 Tbl. 2
\newcommand{\orthoclase}{\chm{\K[\Al\Si_{3}\Ou_{8}]}} % [chm] Orthoclase HaC01b p. 2475 Tbl. 2
\newcommand{\chlorite}{\chm{(\Fe,\Mg)_{\nnn-\ppp}\discretionary{}{}{}(\Fe,\Al)_{2\ppp}\discretionary{}{}{}\Si_{4-\ppp}{\cdot}\discretionary{}{}{}\xxx\HdO, \nnn \approx 5, \ppp \approx 0.5\mbox{--}2}} % [chm] Chlorite HaC01b p. 2475 Tbl. 2
\newcommand{\feldspar}{\chm{\M\Al(\Al,\Si)_{3}\Ou_{3}}} % [chm] Feldspar
\newcommand{\gypsum}{\chm{Ca SO_{4}{\cdot}2H_{2}O}} % [chm] Gypsum
\newcommand{\goethite}{\chm{\alpha-Fe^{3+} O(OH)}} % [chm] Goethite
\newcommand{\hematite}{\chm{Fe_{2} O_{3}}} % [chm] Hematite
\newcommand{\illite}{\chm{\K_{\yyy}(\Al,\Mg,\Fe)_{2}\discretionary{}{}{}(\Al_{\yyy},\Si_{4-\yyy}\discretionary{}{}{}\Ou_{10}\discretionary{}{}{}(\OH)_{2}}} % [chm] Illite
\newcommand{\illiteb}{\chm{\K\Al_{2}\discretionary{}{}{}[\Al\Si_{3}\Ou_{10}]\discretionary{}{}{}(\OH)_{2}}} % [chm] Illite HaC01b p. 2475 Tbl. 2
\newcommand{\kaolinite}{\chm{\Al_{2} \Si_{2} \Ou_{5} (\OH)_{4}}} % [chm] Kaolinite
\newcommand{\mica}{\chm{(\K,\Na,\Ca)\discretionary{}{}{}(\Mg,\Fe,\Li,\Al)_{2,3}\discretionary{}{}{}(\Al,\Si)_{4}\discretionary{}{}{}\Ou_{10}\discretionary{}{}{}(\OH,\F)_{2}}} % [chm] Mica
\newcommand{\montmorillonite}{\chm{(\Na,\Ca_{0.5})_{0.33}\discretionary{}{}{}(\Al,\Mg)_{2}\discretionary{}{}{}\Si_{4}\Ou_{10}\discretionary{}{}{}(\OH)_{2}{\cdot}\discretionary{}{}{}n\HdO}} % [chm] Montmorillonite
\newcommand{\montmorilloniteb}{\chm{\Ca\mmm(\Mg[\Si_{4}\Ou_{10}]\discretionary{}{}{}(\OH_{2}) \times \ppp(\Al,\Fe)_{2}[\Si_{4}\Ou_{10}]; \mmm : \ppp = 0.8\mbox{--}0.9{\cdot}\discretionary{}{}{}\nnn\HdO}} % [chm] Montmorillonite HaC01b p. 2475 Tbl. 2
\newcommand{\opal}{\chm{\Si \Ou_{2} (\HdO)_{n}}} % [chm] Opal
\newcommand{\quartz}{\chm{\Si \Ou_{2}}} % [chm] Quartz
\newcommand{\palygorskite}{\chm{(\Mg,\Al)_{2}\discretionary{}{}{}[\OH|\Si_{4}\Ou_{10}]{\cdot}\discretionary{}{}{}2\HdO+\discretionary{}{}{}2\HdO}} % [chm] Smectite HaC01b p. 2475 Tbl. 2
\newcommand{\smectite}{\chm{\Mg_{3}\discretionary{}{}{}[\Si_{4}\Ou_{10}]\discretionary{}{}{}(\OH)_{2}}} % [chm] Smectite HaC01b p. 2475 Tbl. 2

% 0. Provided commands
\providecommand{\actcff}{a}\renewcommand{\actcff}{a} % Activity coefficient
\providecommand{\cntsbs}{\ensuremath{\mathrm{c}}}\renewcommand{\cntsbs}{\ensuremath{\mathrm{c}}} % [sbs] Continuum subscript
\providecommand{\dff}{D}\renewcommand{\dff}{D} % [m2 s-1] Diffusivity
\providecommand{\dns}{\rho}\renewcommand{\dns}{\rho} % [kg m-3] Density
\providecommand{\kndnbr}{\mathrm{Kn}}\renewcommand{\kndnbr}{\mathrm{Kn}} % [frc] Knudsen number
\providecommand{\kntsbs}{\ensuremath{\mathrm{k}}}\renewcommand{\kntsbs}{\ensuremath{\mathrm{k}}} % [sbs] Kinetic subscript
\providecommand{\mfp}{\lambda}\renewcommand{\mfp}{\lambda} % [m] Mean free path
\providecommand{\mssaer}{m}\renewcommand{\mssaer}{m} % [kg] Aerosol mass
\providecommand{\prc}{\ensuremath{J}}\renewcommand{\prc}{\ensuremath{J}} % [s-1] Photolysis rate coefficient
\providecommand{\rds}{r}\renewcommand{\rds}{r} % [m] Radius
\providecommand{\sltsbs}{\ensuremath{\mathrm{s}}}\renewcommand{\sltsbs}{\ensuremath{\mathrm{s}}} % [sbs] Saltation or solute (dry) subscript
\providecommand{\ttlsbs}{\mathrm{t}}\renewcommand{\ttlsbs}{\mathrm{t}} % [sbs] Total subscript
\providecommand{\vprsbs}{\mathrm{v}}\renewcommand{\vprsbs}{\mathrm{v}} % [sbs] Vapor subscript
\providecommand{\xsxabs}{\ensuremath{\alpha}}\renewcommand{\xsxabs}{\ensuremath{\alpha}} % [m2] Absorption cross-section

% 1. Primary commands
\newcommand{\BETsbs}{\mathrm{BET}} % [sbs] BET Subscript
\newcommand{\KEprm}{\chm{KE^{\prime}}} % [J] Kinetic Energy of molecule
\newcommand{\KE}{\chm{KE}} % [J] Kinetic Energy of molecule
\newcommand{\chmphz}[2]{#1(#2)} % Append phase notation to chemical
\newcommand{\chmsfc}{(\sigma)} % [sbs] Chemical subscript for surface phase
\newcommand{\cplfct}{\ensuremath{\lambda}} % [frc] Coupling factor
\newcommand{\dmtcll}{\sigma} % [m] Collision diameter
\newcommand{\dryairsbs}{\mathrm{d}} % [sbs] Dry air subscript
\newcommand{\drysbs}{\mathrm{d}} % [sbs] Dry subscript
\newcommand{\eqmcst}{K} % Equilibrium constant
\newcommand{\epsHdO}{\epsilon} % [frc] Ratio of MMW_H2O/MMW_dry
\newcommand{\ffcsbs}{*} % [sbs] Effective (Henry's law) subscript
\newcommand{\frcfsh}{\ensuremath{\epsilon}} % [frc] Forcing efficiency
\newcommand{\gascst}{R} % [J kg-1 K-1] Specific gas constant
\newcommand{\hchsbs}{\ensuremath{\mbox{\scriptsize H}}} % [sbs] Heterogeneous chemistry subscript
\newcommand{\hnr}{H} % [mol atm-1] Henry's Law coefficient
\newcommand{\kppdryair}{\kappa} % (0.286 = 2/7) [frc] Constant in potential temperature IrG81 p. 25, Tre922 p. 72
\newcommand{\lqdprn}{\mathrm{(l)}} % Chemical subscript for liquid phase
\newcommand{\mlcwgt}{\ensuremath{\mathcal{M}}} % [kg mol-1] Molecular weight % fxm: Change \mlcwgt usage to \mmw
\newcommand{\mll}{X} % [mol kg-1] Molality
\newcommand{\mlrcnc}{c} % [mol m-3] Molar concentration
\newcommand{\mmw}{\ensuremath{\mathcal{M}}} % [kg mol-1] Mean molecular weight
\newcommand{\molfrc}{N} % [frc] Molar fraction
\newcommand{\molnbr}{n} % [mol] Number of moles
\newcommand{\mssacmcff}{\alpha} % Mass accomodation coefficient
\newcommand{\mssrat}{m} % [frc] Ratio of molecular weights
\newcommand{\mssuptcff}{\gamma} % [frc] Mass uptake coefficient
\newcommand{\mstairsbs}{\mathrm{w}} % [sbs] Moist air subscript
\newcommand{\mssmlc}{\ensuremath{\mss}} % [kg mlc-1] Mass of single molecule
\newcommand{\npc}{\ensuremath{N}} % [# m-2] Number path column
\newcommand{\nslsbs}{\mathrm{u}} % [sbs] Insoluble subscript
\newcommand{\pH}{\chm{pH}} % [frc] -log_10[H+] [mol L-1]
\newcommand{\pchsbs}{\ensuremath{\mbox{\scriptsize P}}} % [sbs] Photochemistry subscript
\newcommand{\prsprtwtr}{e} % [Pa] Partial vapor pressure of water
\newcommand{\sfccrcaspsph}{R_{G}} % [m2 m-2] Surface area correction from aspherical to spherical USP01 p. 18062
\newcommand{\sldprn}{\mathrm{(s)}} % [sbs] Chemical subscript for solid phase
\newcommand{\slnsbs}{\mathrm{s}} % [sbs] Solution subscript
\newcommand{\spcvlm}{v} % [m3 kg-1] Specific volume
\newcommand{\vnthff}{i} % van't Hoff factor
\newcommand{\vprprn}{\mathrm{(g)}} % [sbs] Chemical subscript for vapor phase
\newcommand{\wtrsbs}{\mathrm{w}} % [sbs] Water subscript

% 2. Derived commands fxm: why are there two sections of derived commands?
\newcommand{\actcffHdO}{\actcff_{\HdO}} % Activity coefficient of H2O
\newcommand{\actcffwtr}{\actcff_{\wtrsbs}} % Activity coefficient of water
\newcommand{\cncAB}{\cnc_{\AB}} % [# m-3] Concentration of species AB
\newcommand{\cncA}{\cnc_{\A}} % [# m-3] Concentration of species A
\newcommand{\cncB}{\cnc_{\B}} % [# m-3] Concentration of species B
\newcommand{\cncNOd}{\cnc_{\NOd}} % [mlc m-3] Concentration of NO2
\newcommand{\cplHNOt}{\ensuremath{\cplfct_{\HNOt}}} % [frc] Coupling factor for HNO3
\newcommand{\cplOH}{\ensuremath{\cplfct_{\OH}}} % [frc] Coupling factor for OH
\newcommand{\cplOt}{\ensuremath{\cplfct_{\Ot}}} % [frc] Coupling factor for O3
\newcommand{\dffAB}{\dff_{\A \B}} % [m2 s-1] Diffusivity of species A in atmosphere of B
\newcommand{\dffA}{\dff_{\A}} % [m2 s-1] Diffusivity of species A
\newcommand{\dffBB}{\dff_{\B \B}} % [m2 s-1] Diffusivity of species B in atmosphere of B
\newcommand{\dffHdOair}{\dff_{\HdO}} % [m2 s-1] Diffusivity of H2O in air
\newcommand{\dfflqdA}{\dff_{\A, \lqdprn}} % [m2 s-1] Liquid phase diffusivity
\newcommand{\dfflqd}{\dff_{\lqdprn}} % [m2 s-1] Liquid phase diffusivity of species A
\newcommand{\dffvpr}{\dff_{\vprsbs}} % [m2 s-1] Vapor diffusivity
\newcommand{\dlthchfrc}{\ensuremath{\delta_{\hchsbs}}} % [frc] Fractional heterogeneous forcing
\newcommand{\dlthch}{\ensuremath{\Delta_{\hchsbs}}} % [frc] Heterogeneous forcing
\newcommand{\dltpchfrc}{\ensuremath{\delta_{\pchsbs}}} % [frc] Fractional photochemical forcing
\newcommand{\dltpch}{\ensuremath{\Delta_{\pchsbs}}} % [frc] Photochemical forcing
\newcommand{\dltpph}{\ensuremath{\Delta_{\pchsbs+\hchsbs}}} % [frc] Coupled forcing
\newcommand{\dlt}{\Delta} % Change
\newcommand{\dnsA}{\dns_{\A}} % [kg m-3] Mass density of species A
\newcommand{\dnsCOd}{\dns_{\COd}} % [kg m-3] Mass density of CO2
\newcommand{\dnsHdO}{\dns_{\HdO}} % [kg m-3] Mass density of H2O
\newcommand{\dnsidx}{\dns_{\gasidx}} % [kg m-3] Mass density of species A
\newcommand{\flxnbrA}{\flx_{\A}} % [# m-2 s-1] Number flux of species A
\newcommand{\frcfshOt}{\ensuremath{\frcfsh_{\Ot}}} % [frc] O3 forcing efficiency 
\newcommand{\frcfshhch}{\ensuremath{\frcfsh_{\hchsbs}}} % [frc] Heterogeneous forcing efficiency
\newcommand{\frcfshpch}{\ensuremath{\frcfsh_{\pchsbs}}} % [frc] Photochemical forcing efficiency
\newcommand{\frcfshpph}{\ensuremath{\frcfsh_{\pchsbs+\hchsbs}}} % [frc] Coupled forcing efficiency
\newcommand{\gascstA}{\gascst_{\A}} % [J kg-1 K-1] Specific gas constant of species A
\newcommand{\gascstavg}{\bar{\gascst}} % [J kg-1 K-1] Mean specific gas constant
\newcommand{\gascstdryair}{\gascst_{\dryairsbs}} % [J kg-1 K-1] Specific gas constant of dry air
\newcommand{\gascstidx}{\gascst_{\gasidx}} % [J kg-1 K-1] Specific gas constant of species i
\newcommand{\gascstunv}{\gascst^{*}} % [J mol-1 K-1] Universal gas constant
\newcommand{\gascstvpr}{\gascst_{\vprsbs}} % [J kg-1 K-1] Specific gas constant of vapor
\newcommand{\gascstwtr}{\gascst_{\wtrsbs}} % [J kg-1 K-1] Specific gas constant of pure water
\newcommand{\kndnbrAB}{\kndnbr_{\A \B}} % [frc] Knudsen number of A in atmosphere of B
\newcommand{\mfpAB}{\mfp_{\A \B}} % [m] Mean free path of A in atmosphere of B
\newcommand{\mfpA}{\mfp_{\A}} % [m] Mean free path of A
\newcommand{\mfpBB}{\mfp_{\B \B}} % [m] Mean free path of B in atmosphere of B
\newcommand{\mfpatm}{\mfp} % [m] Mean free path of atmosphere
\newcommand{\mlcflxA}{\mlcflx_{\A}} % [# m-2 s-1] Number flux of molecules of species A
\newcommand{\mlcflxcntmax}{\mlcflxcnt^{\mathrm{max}}} % [# m-2 s-1] Maximum number flux of molecules in continuum regime
\newcommand{\mlcflxcnt}{\mlcflx_{\cntsbs}} % [# m-2 s-1] Number flux of molecules in continuum regime
\newcommand{\mlcflxkntmax}{\mlcflxknt^{\mathrm{max}}} % [# m-2 s-1] Maximum number flux of molecules in kinetic regime
\newcommand{\mlcflxknt}{\mlcflx_{\kntsbs}} % [# m-2 s-1] Number flux of molecules in kinetic regime
\newcommand{\mlcflxstrcnt}{\mlcflxstr_{\cntsbs}} % [# m-2 s-1] Number flux of molecules, uncorrected, continuum regime
\newcommand{\mlcflxstrknt}{\mlcflxstr_{\kntsbs}} % [# m-2 s-1] Number flux of molecules, uncorrected, kinetic regime
\newcommand{\mlcflxstr}{\mlcflx^{\strsbs}} % [# m-2 s-1] Number flux of molecules, uncorrected
\newcommand{\mlcflxtldA}{\tilde{\mlcflx}_{\A}} % [# m-2 s-1] Areal flux of molecules of species A
\newcommand{\mlcflxtldcnt}{\tilde{\mlcflx}_{\cntsbs}} % [# m-2 s-1] Areal flux of molecules in continuum regime
\newcommand{\mlcflxtld}{\tilde{\mlcflx}} % [# m-2 s-1] Areal flux of molecules
\newcommand{\mlcflx}{J} % [# m-2 s-1] Number flux of molecules
\newcommand{\mlcspd}{v} % [m s-1] Molecular speed
\newcommand{\mmrA}{\mmr_{\A}} % [kg kg-1] Mass mixing ratio of species A
\newcommand{\mmrHdO}{\mmr_{\HdO}} % [kg kg-1] Mass mixing ratio of H2O
\newcommand{\mmrBC}{\mmr_{\BC}} % [kg kg-1] Mass mixing ratio of BC
\newcommand{\mmrCa}{\mmr_{\Ca}} % [kg kg-1] Mass mixing ratio of Ca
\newcommand{\mmrdst}{\mmr_{\mathrm{dust}}} % [kg kg-1] Mass mixing ratio of dust
\newcommand{\mmwavg}{\ensuremath{\bar{\mmw}}} % [kg mol-1] Mean mean molecular weight
\newcommand{\molfrcHdO}{\molfrc_{\HdO}} % [frc] Molar fraction of H2O
\newcommand{\molnbrslt}{\molnbr_{\sltsbs}} % [mol] Number of moles of (dry) solute
\newcommand{\molnbrwtr}{\molnbr_{\wtrsbs}} % [mol] Number of moles of liquid water
\newcommand{\mssaerCadp}{\mssaer_{\Cadp}} % [kg] Mass of Ca++ in aerosol
\newcommand{\mssaerCa}{\mssaer_{\Ca}} % [kg] Mass of Ca in aerosol
\newcommand{\mssaerHdO}{\mssaer_{\HdO}} % [kg] Mass of H2O in aerosol
\newcommand{\mssaerNHqp}{\mssaer_{\NHqp}} % [kg] Mass of NH4+ in aerosol
\newcommand{\mssaerNHq}{\mssaer_{\NHq}} % [kg] Mass of NH4 in aerosol
\newcommand{\mssaerNOtm}{\mssaer_{\NOtm}} % [kg] Mass of NO3- in aerosol
\newcommand{\mssaerNOt}{\mssaer_{\NOt}} % [kg] Mass of NO3 in aerosol
\newcommand{\mssaerSOqdm}{\mssaer_{\SOqdm}} % [kg] Mass of SO4-- in aerosol
\newcommand{\mssaerSOq}{\mssaer_{\SOq}} % [kg] Mass of SO4 in aerosol
\newcommand{\mssaerdry}{\mssaer_{\drysbs}} % [kg] Dry mass of aerosol (soluble + insoluble)
\newcommand{\mssaernsl}{\mssaer_{\nslsbs}} % [kg] Insoluble mass of aerosol
\newcommand{\mssaerslt}{\mssaer_{\sltsbs}} % [kg] Mass of (dry) solute
\newcommand{\mssaerttl}{\mssaer_{\ttlsbs}} % [kg] Total mass of aerosol (dry + wet)
\newcommand{\mssaerwtr}{\mssaer_{\wtrsbs}} % [kg] Mass of water in aerosol
\newcommand{\msscncCa}{\ensuremath{\msscnc_{\Ca}}} % [kg m-3] Mass concentration of Ca
\newcommand{\msscncdst}{\ensuremath{\msscnc_{\mathrm{dust}}}} % [kg m-3] Mass concentration of dust
\newcommand{\mssuptcffBET}{\mssuptcff^{\BETsbs}} % [frc] Initial mass uptake coefficient corrected for BET area HaC01a p. 3104 (ix)
\newcommand{\mssuptcffcrc}{\mssuptcff^{\strsbs}} % [frc] Initial mass uptake coefficient corrected for multiple collision by aspherical particles USP01 p. 18060 Tbl. 4
\newcommand{\mssuptcffnotHNOt}{\mssuptcff_{0,\HNOt}} % [frc] Mass uptake coefficient for HNO3, initial
\newcommand{\mssuptcffnot}{\mssuptcff_{0}} % [frc] Mass uptake coefficient, initial
\newcommand{\npcOt}{\ensuremath{\npc_{\Ot}}} % [# m-2] Number path column of O3
\newcommand{\npcair}{\ensuremath{\npc_{\mathrm{\scriptsize air}}}} % [# m-2] Number path column of air
\newcommand{\pprA}{\ppr_{\A}} % [Pa] Partial pressure of species A
\newcommand{\rdsdry}{\rds_{\drysbs}} % [m] Dry radius of aerosol
\newcommand{\rdswet}{\rds} % [m] Wet radius of aerosol
\newcommand{\sfcBET}{\sfc^{\BETsbs}} % [m2] BET surface area HaC01a p. 3104 (ix)
\newcommand{\spcvlmwtr}{\spcvlm_{\wtrsbs}} % [m3 kg-1] Specific volume of water
\newcommand{\vlcmlcA}{\vlc_{\A}} % [m s-1] Molecular velocity of species A
\newcommand{\vlcmlcOd}{\vlc_{\Od}} % [m s-1] Molecular velocity of O2
\newcommand{\vlcmlcOt}{\vlc_{\Ot}} % [m s-1] Molecular velocity of O3
\newcommand{\vlcmlcavgA}{\bar{\vlc}_{\A}} % [m s-1] Mean molecular velocity of species A
\newcommand{\vlcmlcavgOd}{\bar{\vlc}_{\Od}} % [m s-1] Mean molecular velocity of O2
\newcommand{\vlcmlcavgOt}{\bar{\vlc}_{\Od}} % [m s-1] Mean molecular velocity of O3
\newcommand{\vmrA}{\vmr_{\A}} % [mol mol-1] Volume mixing ratio of species A
\newcommand{\vmrCOd}{\vmr_{\COd}} % [mol mol-1] Volume mixing ratio of CO2
\newcommand{\vmrHdO}{\vmr_{\HdO}} % [mol mol-1] Volume mixing ratio of H2O
\newcommand{\vmrOd}{\vmr_{\Od}} % [mol mol-1] Volume mixing ratio of O2
\newcommand{\vmrNd}{\vmr_{\Nd}} % [mol mol-1] Volume mixing ratio of N2
\newcommand{\vmrAr}{\vmr_{\Ar}} % [mol mol-1] Volume mixing ratio of Ar

% 2. Derived commands
\newcommand{\Alqd}{\A_{\lqdprn}} % Generic species A liquid phase
\newcommand{\Asld}{\A_{\sldprn}} % Generic species A solid phase
\newcommand{\Avpr}{\A_{\vprprn}} % Generic species A vapor phase
\newcommand{\dltOt}{\dlt \Ot} % Change in Ozone
\newcommand{\dltnth}{\dlt \nrgnth} % [J] Change in enthalpy
\newcommand{\dmtcllA}{\dmtcll_{\! \A}} % [m] Collision diameter of A
\newcommand{\dmtcllB}{\dmtcll_{\! \B}} % [m] Collision diameter of B
\newcommand{\dmtcllNd}{\dmtcll_{\! \Nd}} % [m] Collision diameter of N2
\newcommand{\dmtcllOd}{\dmtcll_{\! \Od}} % [m] Collision diameter of O2
\newcommand{\dmtcllair}{\dmtcll_{\mathrm{air}}} % [m] Mean collision diameter of air molecules
\newcommand{\dmtcllavg}{\bar{\dmtcll}} % [m] Collision diameter
\newcommand{\eqmcstHdOprm}{\eqmcst_{\HdO}^{\prime}} % Equilibrium constant of H2O prime
\newcommand{\eqmcstHdO}{\eqmcst_{\HdO}} % Equilibrium constant of H2O
\newcommand{\hnrA}{\hnr_{\! \A}} % Henry's Law coefficient of A
\newcommand{\hnrB}{\hnr_{\! \B}} % Henry's Law coefficient of B
\newcommand{\hnrCOd}{\hnr_{\COd}} % Henry's Law coefficient of CO2
\newcommand{\hnrHNOt}{\hnr_{\HNOt}} % Henry's Law coefficient of HNO3
\newcommand{\hnrHdOd}{\hnr_{\HdOd}} % Henry's Law coefficient of H2O2
\newcommand{\hnrNHt}{\hnr_{\NHt}} % Henry's Law coefficient of NH3
\newcommand{\hnrNOt}{\hnr_{\NOt}} % Henry's Law coefficient of NO3
\newcommand{\hnrSOd}{\hnr_{\SOd}} % Henry's Law coefficient of SO2
\newcommand{\hnrffcCOd}{\hnr_{\COd}^{\ffcsbs}} % Effective Henry's Law coefficient of CO2
\newcommand{\hnrffcHNOt}{\hnr_{\HNOt}^{\ffcsbs}} % Effective Henry's Law coefficient of HNO3
\newcommand{\hnrffcHdOd}{\hnr_{\HdOd}^{\ffcsbs}} % Effective Henry's Law coefficient of H2O2
\newcommand{\hnrffcNHt}{\hnr_{\NHt}^{\ffcsbs}} % Effective Henry's Law coefficient of NH3
\newcommand{\hnrffcSIV}{\hnr_{\SIV}^{\ffcsbs}} % Effective Henry's Law coefficient of S(IV)
\newcommand{\hnrffc}{\hnr^{\ffcsbs}} % Effective Henry's Law coefficient
\newcommand{\mllAbrk}{[\mll_{\! \A}]} % [mol kg-1] Molality of A, bracketed
\newcommand{\mllA}{\mll_{\! \A}} % [mol kg-1] Molality of A
\newcommand{\mllBbrk}{[\mll_{\! \B}]} % [mol kg-1] Molality of B, bracketed
\newcommand{\mllB}{\mll_{\! \B}} % [mol kg-1] Molality of B
\newcommand{\mllHNOtbrk}{[\mll_{\HNOt}]} % [mol kg-1] Molality of HNO3, bracketed
\newcommand{\mllHNOt}{\mll_{\HNOt}} % [mol kg-1] Molality of HNO3
\newcommand{\mmwA}{\mmw_{\A}} % [kg mol-1] Mean molecular weight of A
\newcommand{\mmwB}{\mmw_{\B}} % [kg mol-1] Mean molecular weight of B
\newcommand{\mmwCOd}{\mmw_{\COd}} % [kg mol-1] Mean molecular weight of CO2
\newcommand{\mmwHNOt}{\mmw_{\HNOt}} % [kg mol-1] Mean molecular weight of HNO3
\newcommand{\mmwHdO}{\mmw_{\HdO}} % [kg mol-1] Mean molecular weight of H2O
\newcommand{\mmwdryair}{\mmw_{\dryairsbs}} % [kg mol-1] Mean molecular weight of dry air
\newcommand{\mmwmstair}{\mmw_{\mstairsbs}} % [kg mol-1] Mean molecular weight of moist air
\newcommand{\mmwvpr}{\mmw_{\vprsbs}} % [kg mol-1] Mean molecular weight of water vapor
\newcommand{\mssdryair}{\ensuremath{\mss_{\dryairsbs}}} % [kg] Mass of dry air
\newcommand{\mssHdO}{\ensuremath{\mss_{\HdO}}} % [kg] Mass of H2O
\newcommand{\mssvpr}{\ensuremath{\mss_{\vprsbs}}} % [kg] Mass of water vapor
\newcommand{\mssidx}{\mss_{\gasidx}} % [kg] Partial mass of ith species
\newcommand{\mssratAB}{\mssrat_{\A \B}} % Ratio of mmw A to mmw of B
\newcommand{\mssuptcffHNOt}{\mssuptcff_{\HNOt}} % [frc] Mass uptake coefficient for HNO3
\newcommand{\mssuptcffNOd}{\mssuptcff_{\NOd}} % [frc] Mass uptake coefficient for NO2
\newcommand{\mssuptcffNOt}{\mssuptcff_{\NOt}} % [frc] Mass uptake coefficient for NO3
\newcommand{\mssuptcffOt}{\mssuptcff_{\Ot}} % [frc] Mass uptake coefficient for O3
\newcommand{\mssuptcffX}{\mssuptcff_{\X}} % [frc] Mass uptake coefficient for X
\newcommand{\mssuptcffOH}{\mssuptcff_{\OH}} % [frc] Mass uptake coefficient for OH
\newcommand{\mssuptcffdff}{\Gamma_{\mathrm{dff}}} % [frc] Mass uptake coefficient, gas phase diffusion limit
\newcommand{\mssuptcffrxn}{\Gamma_{\mathrm{rxn}}} % [frc] Mass uptake coefficient, reaction limit
\newcommand{\mssuptcffsol}{\Gamma_{\mathrm{sol}}} % [frc] Mass uptake coefficient, solubility limit
\newcommand{\mssuptcffttl}{\mssuptcff_{\mathrm{ttl}}} % [frc] Total mass uptake coefficient
\newcommand{\nrgnthA}{\nrgnth_{\! \A}} % [J] Enthalpy of A
\newcommand{\nrgnthB}{\nrgnth_{\! \B}} % [J] Enthalpy of B
\newcommand{\nrgnthHNOt}{\nrgnth_{\HNOt}} % [J] Enthalpy of HNO3
\newcommand{\prcNOd}{\prc_{\NOd}} % [s-1] Photodissociation rate coefficient of NO2
\newcommand{\prcOsD}{\prc_{\OsD}} % [s-1] Photodissociation rate coefficient of O1D
\newcommand{\prcOt}{\prc_{\Ot}} % [s-1] Photodissociation rate coefficient of O3
\newcommand{\prsprt}{\prs} % [Pa] Partial pressure
\newcommand{\qntyldNOd}{\qntyld_{\NOd}} % [frc] Quantum yield of NO2
\newcommand{\vlmHdO}{\ensuremath{\vlm_{\HdO}}} % [m3] Volume of H2O
\newcommand{\vlmpsh}{\vlm} % [m3] Partial volume
\newcommand{\xsxabsHdOHdO}{\xsxabs_{\HdOHdO}} % [m2 mlc-1] Absorption cross section of water dimer
\newcommand{\xsxabsNOd}{\xsxabs_{\NOd}} % [m2 mlc-1] Absorption cross section of NO2

% 3. Doubly-derived commands
\newcommand{\dlthchOt}{\ensuremath{\dlthch \Ot}} % [frc] Heterogeneous forcing of O3
\newcommand{\dltnthA}{\Delta \nrgnth_{\! \A}} % Change in enthalpy of A
\newcommand{\dltnthB}{\Delta \nrgnth_{\! \B}} % Change in enthalpy of B
\newcommand{\dltnthHNOt}{\Delta \nrgnth_{\HNOt}} % Change in enthalpy of HNO3
\newcommand{\dltpphOt}{\ensuremath{\dltpph \Ot}} % [frc] Coupled forcing of O3
\newcommand{\dmmridx}{\dmmr_{\gasidx}} % [kg kg-1] Dry mass mixing ratio of ith species
\newcommand{\dmmrHdO}{\dmmr_{\HdO}} % [kg kg-1] Dry mass mixing ratio of H2O
\newcommand{\dmtcllavgAB}{\dmtcllavg_{\A \B}} % [m] Mean collision diameter of A and B
\newcommand{\mmridx}{\mmr_{\gasidx}} % [kg kg-1] Mass mixing ratio of ith species
\newcommand{\molfrcidx}{\molfrc_{\gasidx}} % [mol] Molar fraction of ith species (same as vmr)
\newcommand{\molnbridx}{\molnbr_{\gasidx}} % [mol] Molar abundance of ith species
\newcommand{\mssuptcffcrcHNOt}{\mssuptcffcrc_{\HNOt}} % [frc] Mass uptake coefficient for HNO3, corrected for asphericity
\newcommand{\prsprtA}{\prsprt_{\! \A}} % [Pa] Partial pressure of A
\newcommand{\prsprtB}{\prsprt_{\! \B}} % [Pa] Partial pressure of B
\newcommand{\prsprtCOd}{\prsprt_{\COd}} % [Pa] Partial pressure of CO2
\newcommand{\prsprtHNOt}{\prsprt_{\HNOt}} % [Pa] Partial pressure of HNO3
\newcommand{\prsprtHdOd}{\prsprt_{\HdOd}} % [Pa] Partial pressure of H2O2
\newcommand{\prsprtHdOinf}{\prsprt_{\HdO,\infty}} % [Pa] Vapor pressure far from particle
\newcommand{\prsprtHdOsfc}{\prsprt_{\HdO,\mathrm{\sfc}}} % [Pa] Vapor pressure at particle surface
\newcommand{\prsprtHdO}{\prsprt_{\HdO}} % [Pa] Partial pressure of H2O
\newcommand{\prsprtNHt}{\prsprt_{\NHt}} % [Pa] Partial pressure of NH3
\newcommand{\prsprtSOd}{\prsprt_{\SOd}} % [Pa] Partial pressure of SO2
\newcommand{\prsprtidx}{\prsprt_{\gasidx}} % [Pa] Partial pressure of ith species
\newcommand{\prsprtinf}{\prsprt_{\infty}} % [Pa] Partial pressure far from particle
\newcommand{\prsprtlqd}{\prsprt_{\lqdsbs}} % [Pa] Partial pressure of liquid phase
\newcommand{\prsprtsfc}{\prsprt_{\mathrm{\sfc}}} % [Pa] Partial pressure at particle surface
\newcommand{\prsprtvpr}{\prsprt_{\vprsbs}} % [Pa] Partial pressure of vapor phase
\newcommand{\vlmpshidx}{\vlmpsh_{\gasidx}} % [m3] Partial volume of ith species
\newcommand{\vmridx}{\vmr_{\gasidx}} % [mol mol-1] Volume mixing ratio of ith species

% 4. Trebly-derived commands
\newcommand{\prsprtwtrsat}{\ensuremath{\tilde{\prsprtwtr}}} % [Pa] Saturated vapor pressure of water
\newcommand{\prsprtvprsat}{\ensuremath{\tilde{\prsprtvpr}}} % [Pa] Saturated vapor pressure of vapor phase
\newcommand{\prsprtHdOsat}{\ensuremath{\tilde{\prsprt}_{\HdO}}} % [Pa] Saturated vapor pressure of H2O
\newcommand{\dlthchHNOtOt}{\ensuremath{\dlthch^{\HNOt} \Ot}} % [frc] Heterogeneous forcing of O3 by HNO3 uptake
\newcommand{\dlthchHOdOt}{\ensuremath{\dlthch^{\HOd} \Ot}} % [frc] Heterogeneous forcing of O3 by HO2 uptake
\newcommand{\dlthchNOdOt}{\ensuremath{\dlthch^{\NOd} \Ot}} % [frc] Heterogeneous forcing of O3 by NO2 uptake
\newcommand{\dlthchNOtOt}{\ensuremath{\dlthch^{\NOt} \Ot}} % [frc] Heterogeneous forcing of O3 by NO3 uptake
\newcommand{\dlthchNdOcOt}{\ensuremath{\dlthch^{\NdOc} \Ot}} % [frc] Heterogeneous forcing of O3 by N2O5 uptake
\newcommand{\dlthchOHOt}{\ensuremath{\dlthch^{\OH} \Ot}} % [frc] Heterogeneous forcing of O3 by OH uptake
\newcommand{\dlthchOtOt}{\ensuremath{\dlthch^{\Ot} \Ot}} % [frc] Heterogeneous forcing of O3 by O3 uptake
\newcommand{\dlthchXOt}{\ensuremath{\dlthch^{\X} \Ot}} % [frc] Heterogeneous forcing of O3 by X uptake