Which of the following statements is true concerning the titration of a weak base by a solution of hydrochloric acid?

Question

Question 9 options:

At the equivalence point, the pH is 7.

At the equivalence point, there is excess hydrochloric acid.

At the equivalence point, the pH is determined by the hydrolysis of chloride ion.

The solution is basic at the equivalence point.

The solution is acidic at the equivalence point.

Answer 1

The solution is acidic at the equivalence point due to the hydrolysis of the cation of the weak base.