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What is the standard free energy change and equilibrium constant for the following reaction at 25...

What is the standard free energy change and equilibrium constant for the following reaction at 25 °C?

2Ag+ (aq) + Fe (s)   2 Ag (s) + Fe2+ (aq)

Given standard electrode potentials:

Ag+ (aq) + e-    Ag (s) E0 = 0.7996 V

Fe2+ (aq) + 2 e-    Fe (s) E0 = - 0.447 V

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