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When an electric current is passed throu...

When an electric current is passed through acidified water 112 mL of hydrogen gas at NT.P. is collected at the cathode in 965 seconds. The current passed, in amperes is

A

1

B

0.5

C

0.1

D

2

Text Solution

Verified by Experts

The correct Answer is:
A
`H^(+)+e^(-)to1//2H_2`
1 Faraday 11.2 L at N.T.P
`11.2xx10^(3)` mL is produced by =96500 C
112 mL will be produced by = `96500/(11.2xx10^(3))xx112` =965 C
965 C `Ixxt=Ixx965`
I=I A
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