MCQ
Buffer solution can be obtained by mixing aqueous solution of _______.
- ASodium acetate and excess of HCl.
- BSodium acetate and acetic acid.
- CSodium chloride and HCl.
- DAcetic acid and excess of NaOH.
✓
Answer
-
Sodium acetate and acetic acid.
Explanation:
A mixture of acetic acid (a weak acid) and sodium acetate ( its salt with strong base sodium hydroxide) acts as acidic buffer.
Option A, C and D does not contain weak acid/ weak base and its salt thus it does not form buffer solution.
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