Buffer solution is prepared by mixing: - Vidyadip

MCQ

Buffer solution is prepared by mixing:

A
Strong acid + its salt of strong base.
B
Weak acid + its salt of strong base.
C
Strong acid + its salt of weak base.
D
None of the above.

✓

Answer

Weak acid + its salt of strong base.

Explanation:

Acidic buffer solution is prepared by mixing a weak acid and its salt with strong base.

Fro example, a mixture of acetic acid (a weak acid) and sodium acetate (salt with strong base sodium hydroxide) acts as buffer.

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