For the reaction
2Co3+(aq) + 2Cl-(aq) → 2Co2+(aq) + Cl2(g). E' = 0.483 V
what is the cell potential at 25 °C if the concentrations are [Co3+] = 0.224 M, [Co2+] = 0.140 M, and [Cl-] = 0.113 M, and the pressure of Cl2 is PCl2 = 6.50 atm? Express your answer with the appropriate units.