Calculate the equilibrium constant for the following reaction at 25°C, given that E°cell = +0.67 V?

Question

Calculate the equilibrium constant for the following reaction at 25°C, given that E°cell = +0.67 V

2Cr^2+(aq) + S4O6^2-(aq) → 2Cr^3+(aq) + 2S2O3^2-(aq)

a 2.08 × 10^11

b 1.86 × 10^45

c 4.32 × 10^22

d 6.53 × 10^9

Answer 1

b1.86 × 10^45