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Which buffer solution out of the followi...

Which buffer solution out of the following will have `pH gt 7`?

A

`CH_(3)COOH + CH_(3)COONa`

B

`HCOOH + HCOOK`

C

`CH_(3)COONH_(4)`

D

`NH_(4)OH +NH_(4)CI`

Text Solution

Verified by Experts

The correct Answer is:
D
a. Acidic buffer, and have `pH lt 7`
b. Also acidic buffer, `pH lt 7`
c. Salt of `W_(A)//W_(B), pH = 7`
.d Basic buffer, and `pH gt`.
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