Use the standard reduction potentials to find the

Question

Use the standard reduction potentials to find the equilibrium constant for each of the following reactions at 25°C.
(a) Br2(l) + 2 I ?(aq) 2 Br?(aq) + I2(s)

(b) 2 Ce4+(aq) + 2 Cl ?(aq) Cl2(g) + 2 Ce3+(aq)

(c) 5 Fe2+(aq) + MnO4?(aq) + 8 H+(aq) Mn2+(aq) + 4 H2O(l) + 5 Fe3+(aq)