The curve in the figure shows the variation of pH during the course of titration of weak acid HA with a strong base NaOH. At which point in the titration curve is the concentration of acid equal to th

Question

The curve in the figure shows the variation of pH during the course of titration of weak acid HA with a strong base NaOH. At which point in the titration curve is the concentration of acid equal to that of its conjugate base.

Prashant Kotian · Accepted Answer

Correct answer: D. Point B represents exactly half neutralisation of acid. At this point concentration acid left and its conjugate base are equal.

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