Equilibrium Question 792

Question: In some solutions, the concentration of $ H_2{O^{+}} $ remains constant even when small amounts of strong acid or strong base are added to them. These solutions are known as:

Options:

A) Ideal solutions

B) Colloidal solutions

C) True solutions

D) Buffer solutions

Show Answer

Answer:

Correct Answer: D

Solution:

Solutions which resist the change in the value of pH when small amount of acid or base is added to them are known as buffers.