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In a hydrogen oxyge fuel cell, electrici...

In a hydrogen oxyge fuel cell, electricity is produced. In this process `H_2`(g) is oxided at anode and `O_2`(g) reduced at cathode
Given: Cathode `O_2(g)+2H_2O(l)+4e^(-)to4OH^(-)(aq)`
Anode `H_2(g)+2OH^(-)(aq)to2H_2O(l)+2e^(-)`
4.48 litre `H_2` at 1atm and 273 k oxidised in 9650 sec.
If current produced in fuel cell, is used for the deposition of `Cu^(+2)` in 1L,2M `CuSO_4`(aq) solution for 241.25 sec using Pt. electrode, the pH of solution after electrolysis is:

A

1

B

2

C

3

D

4

Text Solution

Verified by Experts

The correct Answer is:
B
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