Question

Why does the electrolysis of water gives hydrogen gas in the double amount?

Answer 1

$\huge{\mathfrak{\underline{Answer :}}}$

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The Electrolysis of water gives hydrogen gas in the double amount because the number of molecules of hydrogen resulted from the electrolysis is always double, each molecule of gas occupies the same volume.


$\sf 2 H _{2} O \to 2 H _{2} + O _{2}$

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Answer 2

The Electrolysis of water gives hydrogen gas in the double amount because the number of molecules of hydrogen resulted from the electrolysis is always double, each molecule of gas occupies the same volume.