Q.

When a quantity of electricity is passed through CuSO4 solution 0.16g of copper gets deposited. If the same quantity of electricity is passed through acidulated water. Then the volume of H2 liberated at STP will be [given : at.wt.of Cu = 64]

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answer is 2.

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Detailed Solution

According to  2nd law of Faraday for same Faradays of charge consumed same number of equivalents are produced.
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