Q. Which of the following is an example of a buffer solution?

  • (A) HCl + H₂O
  • (B) NaOH + H₂O
  • (C) CH₃COOH + CH₃COONa
  • (D) NaCl + H₂O
✅ Correct Answer: (C) CH₃COOH + CH₃COONa
Explanation: A mixture of a weak acid and its salt forms a buffer solution that resists changes in pH.

Published by Jyoti ⭐ 1.79K Points at 16-Jun-2026 06:41 am in Chemistry

Explanation by: Jyoti
A mixture of a weak acid and its salt forms a buffer solution that resists changes in pH.

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