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Application of Electrolysis

Name the law ...

Question

Name the law or principle confirmed by the following observations:
When $96500$ coulombs of electricity is passed through acidulated water, $5 - 6$ litres of oxygen at s.t.p. is liberated at the anode.

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Solution

The amount of substance liberated at electrode is directly proportional to the amount of electricity passed through electrode is called as Faradays first law of electrolysis.

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