The curve in the figure shows the variation of pH during the course of titration of weak acid HA wit — AITS & Test Series Chemistry Question
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.

Answer: D
💡 Solution & Explanation
Point B represents exactly half neutralisation of acid. At this point concentration acid left and its conjugate base are equal.
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