Question

A cell based on the reaction below has a standard potential of +0.16V at 25°C. If all of the species are at standard conditions except [H+], at what pH will E = 0.38V? I2(aq) + 6H2O(l) + 5 Cl2(g) → + 2IO3-(aq) + 12H+(aq) +10Cl-(aq)

3.72

3.10

7.43

4.46

Answer 1