Question

A 20.6 mL sample of 0.239 M ammonia, NH₃, is titrated with 0.320 M hydrochloric acid.

Before the addition of any hydrochloric acid, the pH is
(2) After adding 6.55 mL of hydrochloric acid, the pH is
(3) At the titration midpoint, the pH is
(4) At the equivalence point, the pH is
(5) After adding 22.3 mL of hydrochloric acid, the pH is

Answer 1