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The reduction potential of hydrogen elec...

The reduction potential of hydrogen electrode when placed in a buffer solution is found to be `-0.413V`. The pH of the buffer is

A

10

B

4

C

7

D

12

Text Solution

Verified by Experts

The correct Answer is:
C
`-0.413=0.059log((1)/([H^(+)]))` or `(0.414)/(0.059)=-logH^(+)=pH` or `pH=7`
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