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In H2 -O2 fuel cell, 6.72 L of hydrogen...

In ` H_2 -O_2` fuel cell, `6.72 L` of hydrogen at `NTP` reacts in `15` minutes, the averge current produced in ampres is .

A

` 64.3` amp

B

` 643 .3` amp

C

` 6. 43` amp

D

`0.643` amp

Text Solution

Verified by Experts

The correct Answer is:
A
` (i xx 15xx 60)/( 96500) = (6.72)/(22.4) xx 2 rArr i=64.3 A`.
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