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p H of a solution of HCI is 4,its molar ...

p H of a solution of HCI is 4,its molar concentration is

A

4.0M

B

0.4M

C

0.0001M

D

12.0M

Text Solution

Verified by Experts

The correct Answer is:
C
`pH =-log[H^+]`
`rArr 4=-log[H^+]`
`therefore [H^+]=1xx10^(-4)(M)`
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