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Calculate Δ\Delta G° for the Oxidation of 3 Moles of Copper by Copper

Question 52

Multiple Choice

Calculate Δ\Delta G° for the oxidation of 3 moles of copper by nitric acid.
Cu2+(aq) + 2e-  Calculate  \Delta G° for the oxidation of 3 moles of copper by nitric acid. Cu<sup>2+</sup>(aq) + 2e<sup>-</sup>   Cu(s) ;E° = 0.34 V NO<sub>3</sub><sup>-</sup>(aq) + 4H<sup>+</sup>(aq) + 3e<sup>-</sup>   NO(g) + 2H<sub>2</sub>O(l) ;E° = 0.957 V A) -120 kJ B) -180 kJ C) -240 kJ D) -300 kJ E) -360 kJ
Cu(s) ;E° = 0.34 V
NO3-(aq) + 4H+(aq) + 3e-  Calculate  \Delta G° for the oxidation of 3 moles of copper by nitric acid. Cu<sup>2+</sup>(aq) + 2e<sup>-</sup>   Cu(s) ;E° = 0.34 V NO<sub>3</sub><sup>-</sup>(aq) + 4H<sup>+</sup>(aq) + 3e<sup>-</sup>   NO(g) + 2H<sub>2</sub>O(l) ;E° = 0.957 V A) -120 kJ B) -180 kJ C) -240 kJ D) -300 kJ E) -360 kJ
NO(g) + 2H2O(l) ;E° = 0.957 V


A) -120 kJ
B) -180 kJ
C) -240 kJ
D) -300 kJ
E) -360 kJ

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