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MHT CET Chemistry question

ChemistryElectrochemistryMHT CET

An electric current when passed through two dilute sulphuric acid for 2 hours liberated 0.50 g of hydrogen. What weight of copper will be liberated if the same current is passed for one hour through copper sulphate solution?

Answer: (A)

Solution

In 1 h the same current liberates 0.25 g of hydrogen, i.e. 0.25 gram equivalent, so Cu

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Question ID VK-066263