A current of 0.1 A was passed for 4 hrs. through a solution of cuprocyanide and 0.3745g of copper was deposited on the cathode. Calculate the current efficiency for the copper deposition. (Cu GAM 63.5 or Cu -63.5).

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A current of 0.1 A was passed for 4 hrs. through a solution of cuprocyanide and 0.3745g of copper was deposited on the cathode. Calculate the current efficiency for the copper deposition. (Cu GAM 63.5 or Cu -63.5).

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