Which of the following appears in the denominator of the fractional term of the Henderson-Hasselbalch equation?
A) the weight of the conjugate base
B) the weight of the weak acid
C) the concentration of the conjugate base
D) the concentration of the weak acid

Question

Quizplus · Accepted Answer

The Henderson-Hasselbalch equation is pH = pKa + log([A-]/[HA]), where [A-] is the concentration of the conjugate base and [HA] is the concentration of the weak acid. Therefore, the denominator of the fractional term is [HA].

Which of the Following Appears in the Denominator of the Fractional