Question

In a buffer solution containing weak acid HA and $A^{-}$, if solute $M^{+}$ is added, then which of the following would occur if MA is a sparingly soluble salt?

• A. The extent of ionisation of HA will be increased
• B. The buffer capacity will be reduced
• C. The pH of the solution will decreased
• D. All of the above would occur.

Answer 1

The correct option is D All of the above would occur.

It is conceptual, all the points are correct