For Pb²⁺ + 2e⁻ → Pb (E° = −0.13 V) and Au³⁺ + 3e⁻ → Au (E° = +1.50 V), what is the standard cell potential and which is the cathode?
University of Ilorin CHM101 2026-exam past question
- −1.37 V, Pb
- −1.63 V, Au
- 1.63 V, Au
- 1.63 V, Pb
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