Q19.46P - Chemistry: Molecular Nature Of Matter And Change

Question

Why is the centre of the buffer region of a weak acid–strong base titration significant?

Step-by-Step Solution

Answer

The pH of a solution is equal to the pKa of a weak acid. Thus, the centre of the buffer region of a weak acid—strong base titration is critical.

Step 1: Definition of titration

Titration, also called titrimetry, is a chemical qualitative analytical technique for determining the concentration of a specific analyte in a mixture.

Step 2: The significance of the centre of the buffer region of a weak acid–strong base titration

The concentration of a weak acid and its conjugate base are equal at the centre of the buffer area of a weak acid—strong base titration. At this point, a solution's pH equals a weak acid’s. As a result, the buffer's central section is crucial.