In the electolysis of a `CuSO_4` solution, how many grams of Cu are plated out on the cathode in the time that it takes to liberate 5.6 litre of `O_2`(g) , measured at 1 atm and 273 K, at the node?
A
31.75
B
14.2
C
4.32
D
None of these
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The correct Answer is:
A
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