Question

Calculate DrG for the disproportionation reaction of Cu+ at 25 C,
2 Cu+(aq) Cu2+(aq) + Cu(s)
given the following thermodynamic information.
Cu+(aq) + e- Cu(s) E = +0.518 V
Cu2+(aq) + 2 e- Cu(s) E = +0.337 V
A.-165 kJ/molrxn
B.-135 kJ/molrxn
C.-34.9 kJ/molrxn
D.+17.5 kJ/molrxn
E.+135 kJ/molrxn

Answer

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