The following half-reactions are used in the zinc-air battery.
(aq) + 2 e- → Zn(s) + 4 OH-(aq) E° = -1.199 V
O2(g) + 2 H2O(l) + 4 e- → 4 OH-(aq) E° = +0.401 V
How much charge is transferred per gram Zn(s) in this voltaic cell?
A) 5.90 × 103 C
B) 2.95 × 103 C
C) 1.47 × 103 C
D) 3.39 × 10-4 C
E) 1.69 × 10-4 C
Correct Answer:
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