Which of the following solutions can function as a buffer? A) a solution containing HCl and NaCl B) a solution containing NaOH and NaCl C) a solution containing H₂SO₄ and NaHSO₄ D) none of these

Question

Quizplus · Accepted Answer

A buffer solution consists of a weak acid and its conjugate base or a weak base and its conjugate acid. Choice C, containing HSO₄ (a weak acid) and NaHSO₄ (its conjugate base), fits this definition. Choices A and B involve strong acids or bases, which do not form buffer solutions.

Which of the Following Solutions Can Function as a Buffer