Text: 2Co(aq) + 2Cl(aq) → 2Co(aq) + Cl2(g) E = 0.483V
What is the cell potential at 25°C if the concentrations are [Co] = 0.840M, [Co2+] = 0.688M, and [Cl-] = 0.863M, and the pressure of Cl2 is P = 20 atm? Express your answer with the appropriate units.