Practice question
Question
A cell reaction has E°cell = 1.36 V and an equilibrium constant of 10⁴⁶ at 298 K. How many electrons are transferred?
Explanation
E°cell = (0.059/n) log Kc , 1.36 = (0.059/n) × 46 , n = (2.714/1.36) ≈ 2 .
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