Practice question
Question
What is the cell potential at 298 K for Cu(s) | Cu²⁺(0.01 M) || Ag⁺(0.1 M) | Ag(s) ? (Given: E°Cu²⁺/Cu = 0.34 V , E°Ag⁺/Ag = 0.80 V )
Explanation
E°cell = 0.80 - 0.34 = 0.46 V . Ecell = 0.46 - (0.059/2) log (0.01/0.1²) = 0.46 + 0.0295 = 0.4895 V .
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