Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. I₂(s) + 2e^-
2I^-(aq) E° = 0.53 V
Cr³⁺(aq) + 3e^-
Cr(s) E° = -0.74 V
Overall reaction:
2Cr(s) + 3I₂(s) → 2Cr³⁺(aq) + (aq) + 6I^-(aq)

Question

Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. I₂(s) + 2e^-

Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. I<sub>2</sub>(s) + 2e<sup>-</sup> <sup> </sup> 2I<sup>-</sup>(aq) E° = 0.53 V Cr<sup>3+</sup>(aq) + 3e<sup>-</sup> <sup> </sup> Cr(s) E° = -0.74 V Overall reaction: 2Cr(s) + 3I<sub>2</sub>(s) → 2Cr<sup>3+</sup>(aq) + (aq) + 6I<sup>-</sup>(aq) A) E°<sub>cell</sub> = -1.27 V, spontaneous B) E°<sub> cell</sub> = -1.27 V, nonspontaneous C) E°<sub> cell</sub> = 1.27 V, spontaneous D) E°<sub> cell</sub> = 1.27 V, nonspontaneous E) E°<sub> cell</sub> = 1.54 V, spontaneous

2I^-(aq) E° = 0.53 V
Cr³⁺(aq) + 3e^-

Cr(s) E° = -0.74 V
Overall reaction:
2Cr(s) + 3I₂(s) → 2Cr³⁺(aq) + (aq) + 6I^-(aq)

Quizplus · Accepted Answer

The Answer of Calculate E°cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. I₂(s) + 2e^- 2I^-(aq) E° = 0.53 V Cr³⁺(aq) + 3e^- Cr(s) E° = -0.74 V Overall reaction: 2Cr(s) + 3I₂(s) → 2Cr³⁺(aq) + (aq) + 6I^-(aq)

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