Standard electrode potential for Sn⁴⁺/Sn²⁺ couple is +0.15 V and that for the Cr³⁺/Cr couple is -0.74 V. These two couples in their standard state are connected to make a cell. The cell potential will be

Options

(a) 1.19 V
(b) 0.89 V
(c) 0.18 V
(d) 1.83 V

Correct Answer:

0.89 V

Explanation:

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