Which of the following statements about a buffer is correct?
A)a buffer resists pH change
B)a buffer removes hydrogen ions from solution
C)buffers often consist of a weak acid and its conjugate base
D)All of the above answers are correct

Question

Quizplus · Accepted Answer

Buffers are designed to resist changes in pH, often by a combination of a weak acid and its conjugate base which can neutralize added acids or bases. They do not simply remove hydrogen ions but can donate or accept them to maintain pH.

Which of the Following Statements About a Buffer Is Correct