A current of \( 3 \mathrm{amp} \) was passed for 2 hour through a s...

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A current of \( 3 \mathrm{amp} \) was passed for 2 hour through a solution of \( \mathrm{CuSO}_{4}, 3 \mathrm{~g} \) of \( \mathrm{Cu}^{2+} \) ions were deposited as \( \mathrm{Cu} \) at cathode. Calculate percentage current efficiency of the process.
\( \mathrm{P} \)
W
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