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A galvanic cell is composed of two hydro...

A galvanic cell is composed of two hydrogen electrodes one of which is a standard one. In which of the following solutions should the other electrode be immersed to get maximum emf ?

A

0.1 M HCl

B

`0.1 M CH_(3)COOH`

C

`0.1 M H_(3)PO_(4)`

D

`0.1 M H_(2)SO_(4)`

Text Solution

Verified by Experts

The correct Answer is:
C
(d) `0.1 M H_(3)PO_(3)` will liberate maximum `H^(+)` ions in solution.
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