A Voltaic Cell Is Constructed with Two Zn²⁺-Zn Electrodes, Where

question 95

Multiple Choice

A voltaic cell is constructed with two Zn²⁺-Zn electrodes, where the half-reaction is Zn²⁺ + 2e^- → Zn (s) E° = -0.763 V
The concentrations of zinc ion in the two compartments are 4.50 M and 1.11 × 10^-2 M, respectively. The cell emf is ________ V.

• A)-1.88 × 10^-3
• B)-309
• C)0.0772
• D)0.154
• E)-0.761

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