mu_factor 4 Viscosity factor DFe 0.7e-7[dm^2/s]/mu_factor Diffusion coefficient, Fe2+ DH 9.3e-7[dm^2/s]/mu_factor Diffusion coefficient, H+ DOH 5.3e-7[dm^2/s]/mu_factor Diffusion coefficient, OH- DFeOH 1e-7[dm^2/s]/mu_factor Diffusion coefficient, FeOH+ DNa 1.3e-7[dm^2/s]/mu_factor Diffusion coefficient, Na+ DCH3COOH 1.1e-7[dm^2/s]/mu_factor Diffusion coefficient, CH3COOH DCH3COO 1.1e-7[dm^2/s]/mu_factor Diffusion coefficient, CH3COO- DCH3COOFe 1.1e-7[dm^2/s]/mu_factor Diffusion coefficient, CH3COOFe+ K1 1.63e-7 Equilibrium constant K2 1.014e-14 Equilibrium constant K3 1.75e-5 Equilibrium constant K4 25.1 Equilibrium constant cCH3COO_mix 0.5[mol/dm^3] Mixture amount CH3COO- cCH3COOH_mix 0.5[mol/dm^3] Mixture amount CH3COOH L 10[mm] Crevice length w 0.5[mm] Crevice width r1_num 10[mol/m^3/s] Numerical reaction factor r2_num 0.0001[mol/m^3/s] Numerical reaction factor r3_num 10[mol/m^3/s] Numerical reaction factor r4_num 10000[mol/m^3/s] Numerical reaction factor T 298.15[K] Temperature pH0 4.8 Initial pH cH0 10^(-pH0)[mol/dm^3] Initial concentration, H+ cOH0 (K2/10^(-pH0))[mol/dm^3] Initial concentration, OH- delta_c0 (K3*cCH3COOH_mix-cH0*cCH3COO_mix/1[mol/dm^3])/(cH0/1[mol/dm^3]+K3) Change in mixture concentration due to equilibrium reactions cCH3COOH0 cCH3COOH_mix-delta_c0 Initial concentration, CH3COOH cCH3COO0 cCH3COO_mix+delta_c0 Initial concentration, CH3COO- cFe0 1[mol/m^3] Initial concentration, Fe2+ cFeOH0 K1*cFe0/cH0*1[mol/dm^3] Initial concentration, FeOH+ cCH3COOFe0 K4*cCH3COO0*cFe0/1[mol/dm^3] Initial concentration, CH3COOFe+ cNa0 cOH0+cCH3COO0-(2*cFe0+cFeOH0+cH0+cCH3COOFe0) Initial concentration, Na+ (from electroneutrality) phil_mouth 0.16 Measured electrolyte potential at crevice mouth V_pol 0.84[V] Polarization potential