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If 96500C of electricity liberates 1g eq...

If 96500C of electricity liberates 1g equivalent of any substance, what time will it take for a current of 0.15A to liberate 20g of copper from a sluition of copper sulphate? `("Atomic weight of copper"=64.)`

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NN GHOSH-HEATING AND CHEMICAL EFFECT OF CURRENT-EXAMPLE B
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