Calculate $\Delta$ G ^$\circ$ for the Electrochemical Cell Fe(s) | Fe²⁺(aq) || Sn⁴⁺(aq)

Multiple Choice

Calculate $\Delta$ G ^$\circ$ for the electrochemical cell Fe(s) | Fe²⁺(aq) || Sn⁴⁺(aq) | Sn²⁺(aq) | Pt(s) .

A) -5.5 x 10¹ kJ/mol
B) -1.1 x 10² kJ/mol
C) 6.0 x 10¹ kJ/mol
D) 1.1 x 10⁵ kJ/mol
E) 1.2 x 10² kJ/mol