Calculate E°_cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. O₂(g) + 4H⁺(aq) + 4e^-
2H₂O(l) E° = 1.229 V
Al³⁺(aq) + 3e^-
Al(s) E° = -1.662 V
Overall reaction:
4Al(s) + 3O₂(g) + 12H⁺(aq) → 4Al³⁺(aq) + 6H₂O(l)

Question

Calculate E°_cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. O₂(g) + 4H⁺(aq) + 4e^-

Calculate E°<sub> cell</sub> and indicate whether the overall reaction shown is spontaneous or nonspontaneous. O<sub>2</sub>(g) + 4H<sup>+</sup>(aq) + 4e<sup>-</sup> <sup> </sup> 2H<sub>2</sub>O(l) E° = 1.229 V Al<sup>3+</sup>(aq) + 3e<sup>-</sup> <sup> </sup> Al(s) E° = -1.662 V Overall reaction: 4Al(s) + 3O<sub>2</sub>(g) + 12H<sup>+</sup>(aq) → 4Al<sup>3+</sup>(aq) + 6H<sub>2</sub>O(l) A) E°<sub> cell</sub> = -2.891 V, nonspontaneous B) E°<sub> cell</sub> = -2.891 V, spontaneous C) E°<sub> cell</sub> = 2.891 V, nonspontaneous D) E°<sub> cell</sub> = 2.891 V, spontaneous E) None of these choices are correct.

2H₂O(l) E° = 1.229 V
Al³⁺(aq) + 3e^-

Al(s) E° = -1.662 V
Overall reaction:
4Al(s) + 3O₂(g) + 12H⁺(aq) → 4Al³⁺(aq) + 6H₂O(l)

Quizplus · Accepted Answer

The Answer of Calculate E°_cell and indicate whether the overall reaction shown is spontaneous or nonspontaneous. O₂(g) + 4H⁺(aq) + 4e^- 2H₂O(l) E° = 1.229 V Al³⁺(aq) + 3e^- Al(s) E° = -1.662 V Overall reaction: 4Al(s) + 3O₂(g) + 12H⁺(aq) → 4Al³⁺(aq) + 6H₂O(l)

Calculate E° Cell and Indicate Whether the Overall Reaction Shown

Calculate E°_Cell and Indicate Whether the Overall Reaction Shown