Generally, a chemical buffer is described as
A) a strong acid or strong base that brings the pH of a solution to 7.0.
B) a weak acid and weak base that help prevent big changes in pH.
C) a neutral molecule that does not influence the pH in any way.
D) a weak acid that makes a solution slightly more basic by its presence.

Question

Quizplus · Accepted Answer

A chemical buffer is typically composed of a weak acid and its conjugate base (or a weak base and its conjugate acid) that helps maintain a stable pH by neutralizing small amounts of added acid or base.

Generally, a Chemical Buffer Is Described as