Buffers A) are strong acids or bases. B) keep the pH within normal limits. C) release large amounts of hydrogen ions (H⁺). D) lower the pH. E) increase the pH.

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Quizplus · Accepted Answer

Buffers are the chemicals or combinations of chemicals that keep pH within normal limits. Weak acids and bases may be used as buffers, not strong ones, which would greatly influence the H⁺ concentration of the solution and thereby raise or lower the pH.