First slide
Electrochemical cells
Question

An oxidation - reduction reaction in which 3 electrons are transferred has G° of 17.37 kJ mol-1 as 25°C. 

The value of E°cell (in V) is ________ × 10-2.

(If = 96,500 C mol-1)

Moderate
Solution

G°=nF Ecell(T=25°C) 17.37 ×103=-3×96500×Ecell Ecell=-0.06 V = - 6 × 10-2V

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