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A monobasic acid solution has pH value o...

A monobasic acid solution has pH value of `5`. Its molarity is `0.005 M`. The degree of ionisation of the acid is

A

`5xx10^(-3)`

B

`2xx10^(-3)`

C

`5xx10^(-2)`

D

`2xx10^(-2)`

Text Solution

Verified by Experts

The correct Answer is:
B
`alpha=([H^(+)])/(C)=(10^(-5))/(5xx10^(-3))=2xx10^(-3)`
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