Question

The total charge passed for producing 22.4 litre of

total gases at STP, by electrolysis of acidified

water will be​

Answer 1

Answer:

On electrolysis of a sample of acidified water, 22.4 ml of hydrogen was obtained. The volume of oxygen in ml obtained is:

A

22.4

B

44.8

C

11.20

D

2.24

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VIDEO EXPLANATION

ANSWER

22.4 litre  of H2  at  STP equals to 1 mole of H2.

2H2O→2H2+O2

2 mole of H2 has 1 mole O2 on electrolysis.

∴  1  mole of H2  has 0.5 mole of O2

Volume of 0.5 mole O2=0.5×22.4

                                        =11.2 l