Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. Co³⁺(aq) + e^-
Co²⁺(aq) E° = 1.82 V
MnO₄^-(aq) + 2H₂O(l) + 3e^- MnO₂(s) + 4OH^-(aq) E° = 0.59 V
Overall reaction:
MnO₄^-(aq) + 2H₂O(l) + 3Co²⁺(aq) → MnO₂(s) + 3Co³⁺(aq) + 4OH^-(aq)

Question

Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. Co³⁺(aq) + e^-

Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. Co<sup>3+</sup>(aq) + e<sup>-</sup> <sup> </sup> Co<sup>2+</sup>(aq) E° = 1.82 V MnO<sub>4</sub><sup>-</sup>(aq) + 2H<sub>2</sub>O(l) + 3e<sup>-</sup> MnO<sub>2</sub>(s) + 4OH<sup>-</sup>(aq) E° = 0.59 V Overall reaction: MnO<sub>4</sub><sup>-</sup>(aq) + 2H<sub>2</sub>O(l) + 3Co<sup>2+</sup>(aq) → MnO<sub>2</sub>(s) + 3Co<sup>3+</sup>(aq) + 4OH<sup>-</sup>(aq) A) E°<sub> cell</sub> = -1.23 V, spontaneous B) E°<sub> cell</sub> = -1.23 V, nonspontaneous C) E°<sub> cell</sub> = 1.23 V, spontaneous D) E°<sub> cell</sub> = 1.23 V, nonspontaneous E) E°<sub> cell</sub> = -0.05 V, nonspontaneous

Co²⁺(aq) E° = 1.82 V
MnO₄^-(aq) + 2H₂O(l) + 3e^- MnO₂(s) + 4OH^-(aq) E° = 0.59 V
Overall reaction:
MnO₄^-(aq) + 2H₂O(l) + 3Co²⁺(aq) → MnO₂(s) + 3Co³⁺(aq) + 4OH^-(aq)

Quizplus · Accepted Answer

The Answer of Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. Co³⁺(aq) + e^- Co²⁺(aq) E° = 1.82 V MnO₄^-(aq) + 2H₂O(l) + 3e^- MnO₂(s) + 4OH^-(aq) E° = 0.59 V Overall reaction: MnO₄^-(aq) + 2H₂O(l) + 3Co²⁺(aq) → MnO₂(s) + 3Co³⁺(aq) + 4OH^-(aq)

Calculate E°cell and Indicate Whether the Overall Reaction Shown Is