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A buffer solution can be prepared from a...

A buffer solution can be prepared from a mixture of

A

Sodium acetate and acetic acid in water.

B

Sodium acetat and `HCI` in water

C

Ammonia and ammonia chloride in water.

D

Ammonia and sodium hydroxide in water.

Text Solution

Verified by Experts

The correct Answer is:
A, C
a. `CH_(3)COONa+CH_(3)COOH` (Acidic buffer, mixture of salt of `W_(A)//S_(B)` and `W_(A))`
b. It is not buffer. [Mixture of salt of `W_(A)//S_(B)`and `S_(A)]`
c. `NH_(3)+NH_(4)CI` (Basic buffer, mixture of `W_(B)` and salt of `W_(A)//S_(B))`
d. `NH_(3) + NH_(4)OH` (not buffer, mixture of `W_(B))`
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