cCO2_sat H_CO2*pCO2*(4e-6[m^3/mol]*cNaCl+0.0388) "Saturation concentration of CO2 in NaCl solution"
cNaCl if(el.c_Na>el.c_Cl,el.c_Cl,el.c_Na) "NaCl concentration in solution"
cO2_sat 0.0003*exp(6.59*(-3e-5[m^3/mol]*cNaCl+1.0034))*(-0.0217[1/K]*T_ACT(t)+7.5967)[mol/m^3] "Saturation concentration of O2 in NaCl solution in equilibrium with atmosphere"
DCl 8.1971e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of Cl"
DCO3 3.722e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of CO3"
DH 3.756e-12[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of H"
DH2CO3 7.7491e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of H2CO3"
DHCO3 4.7801e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of HCO3"
DNa 5.3795e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of Na"
DOH 2.127e-12[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of OH"
DZn 5.6693e-13[mol*m^2/J/s]*R_const*T_ACT(t) "Diffusion coefficient of aqueous Zn species"
H_CO2 0.0454*(1.6616-5.736e-2*(T_ACT(t)[1/K]-273)+1.031e-3*(T_ACT(t)[1/K]-273)^2-9.68e-6*(T_ACT(t)[1/K]-273)^3+4.471e-8*(T_ACT(t)[1/K]-273)^4-7.912e-11*(T_ACT(t)[1/K]-273)^5)[M/atm] "Henry's constant for CO2 in pure water"
K_Znstep1 KZnOH "First step, Zn ion hydrolysis"
K_Znstep2 KZnOH2/KZnOH "Second step, ZnOH hydrolysis"
K_Znstep3 KZnOH3/KZnOH2 "Third step, ZnOH2 hydrolysis"
K_Znstep4 KZnOH4/KZnOH3 "Fourth step, ZnOH3 hydrolysis"
K_CO3step2 exp(-(-587.06[kJ/mol]+623.42[kJ/mol])/R_const/T_ACT(t)) "Second step, HCO3 deprotonation"
K_CO3step1 exp(-(-527.9[kJ/mol]+587.06[kJ/mol])/R_const/T_ACT(t)) "First step, H2CO3 deprotonation"
KsZnO exp((-318.32[kJ/mol]-237.178[kJ/mol]-(-2*157.2[kJ/mol]-147.16[kJ/mol]))/R_const/298[K]) "Equilibrium constant, ZnO formation"
KZnOH exp(-(-342[kJ/mol]-(-147.16[kJ/mol]-237.178[kJ/mol]))/R_const/T_ACT(t)) "Equilibrium constant, Zn ion hydrolysis to ZnOH"
KZnOH2 exp(-(-521.1[kJ/mol]-(-2*237.178[kJ/mol]-147.16[kJ/mol]))/R_const/T_ACT(t)) "Equilibrium constant, Zn ion hydrolysis to ZnOH2"
KZnOH3 10^(-28.4) "Equilibrium constant, Zn ion hydrolysis to aqueous ZnOH3"
KZnOH4 10^(-41.2) "Equilibrium constant, Zn ion hydrolysis to ZnOH4"
theta 1-exp(-mZnO/mtot_surf) "ZnO coverage degree on metal surface"