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A silver and a copper voltameter are connected in series with a 12-0 V battery of negligible resistance. It is found that 0-806 g

A silver and a copper voltameter are connected in series with a 12-0 V battery of negligible resistance. It is found that 0-806 g of silver is deposited in half an hour. Find (a) the mass of the copper deposited and (b) the energy supplied by the battery. ECE of silver = 112 x 10 kg C and that of copper = 66 x 10 kg C.

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