A certain current liberated 0.504 g of hydrogen in 2 h. How many grams of copper can be liberated by the same current flowing for the same time in a copper sulphate solution? Given Atomic mass of Cu = 63.5

Question

A certain current liberated 0.504 g of hydrogen in 2 h. How many grams of copper can be liberated by the same current flowing for the same time in a copper sulphate solution? Given Atomic mass of Cu = 63.5, 12.9 g, 15.9 g, 31.7 g, 36.9 g

MARKS App · Accepted Answer

W e i g h t o f C u W e i g h t o f H 2 = E q . w t . o f C u E q . w t . o f H 2 Weightm of Cu 0.504 = 63.6/2 1 ∴ Weight of Cu = 15.9 g

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