A current of 0.1 A was passed for 2hr through a solution of cuprocyanide and 0.3745 g of copper was deposited on the cat

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Q 2630267112.     A current of 0.1 A was passed for 2hr through a solution of cuprocyanide and 0.3745 g of copper was deposited on the cathode. Calculate the current efficiency for the copper deposition. (Cu- 63.5)
A

79%

B

39.5%

C

63.25%

D

63.5%

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Solution
(Provided By a Student and Checked/Corrected by EXXAMM.com Team)

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