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How much metal will be deposited when a ...

How much metal will be deposited when a current of 12 ampere with 75% efficiency is passed through the cell for 3 h? (Given: Z= `4xx10^(-4)` )

A

32.4 g

B

38.8 g

C

36.0 g

D

22.4 g

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The correct Answer is:
B
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