Which statement best describes the pH range over which a buffer solution is most…
CHEMISTRY · Single correct · A Level · Chemistry · Acids and bases · Acids and bases
Problem
Which statement best describes the pH range over which a buffer solution is most effective?
(a) exactly equal to the buffer’s pKa value
(b) independent of the buffer’s pKa value
(c) within about one pH unit of the buffer’s pKa value
(d) within about two pH units of the buffer’s pKa value