The standard potential for the reaction,
Ag⁺(aq.)+Fe²⁺(aq.)⟶Fe³⁺(aq.)+Ag(s)
is 0.028V. What is the standard free energy change for this reaction?
A.−3.702 kJ mol⁻¹
B.−2.702 kJ mol⁻¹
C.−5.702 kJ mol⁻¹
D.−4.702 kJ mol⁻¹