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In a mixture of weak acid and its salt, ...

In a mixture of weak acid and its salt, the ratio of concentration of salt to acid is increased ten fold. The pH of the solution

A

increases by one

B

decreases by one

C

decreases ten fold

D

increased ten fold

Text Solution

Verified by Experts

The correct Answer is:
A
`pH=pK_(a) + "log"(["salt"])/(["Acid"]) =pK_(a) +1`
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