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What is the pH of a 0.200 M solution of ...

What is the pH of a 0.200 M solution of `C_6H_5COONa`? (The `K_a` of `C_6H_5COOH` is `6.4xx10^(-5)`)

A

5.25

B

`5.40`

C

`8.60`

D

`8.75`

Text Solution

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The correct Answer is:
d
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