Question

(b) Calculate ece of Cu (At wt of Cu = 63.5 Valency = 2)​

Answer 1

Answer:

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Explanation:

Chemical equivalent = Atomic mass ÷ Valency

Chemical equivalent of, Cu=63.5÷2=31.75g

Gram equivalent of Ag = 107.9 g

Unit of e.c.e = gram per coulomb