Question

Which of the following combinations will constitute a buffer solution?

विकल्प

• CuSO₄/H₂SO₄

• CH₃COOH/CH₃COONH₄

• CH₃COOH/CH₃COONa

• NaCl/NaOH

Answer 1

CH₃COOH/CH₃COONa

Explanation:

It is a blend of salt with a strong base and a weak acid.