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When 0.1 mole of an acid is added to 2 l...

When 0.1 mole of an acid is added to 2 lit of a buffer solution, the `P^(H) ` of the buffer decreases by 0.5 The buffer capacity of the solution is

A

`0.6`

B

` 0.4`

C

`0.2`

D

`0.1`

Text Solution

Verified by Experts

The correct Answer is:
D
0.1 mole___________ 2 lt
0.05 _________ 1 lt

` phi =(0.05)/( 0.5) =0.1 `
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