Eeq_Ni -0.26[V] Equilibrium potential, Nickel Reaction Iavg -5[A/dm^2] Average cathode current density kappa 10[S/m] Electrolyte conductivity M_Ni 59[g/mole] Molar mass, Nickel rho_Ni 8900[kg/m^3] Density, Nickel i0_Ni 0.1[A/m^2] Exchange current density, Nickel Reaction i0_H 2e-5[A/m^2] Exchange current density, Hydrogen Reaction