In the titration of solution of a weak acid HA and NaOH, the pH is 5.0 after 10 mL of NaOH
Channel: Doubtnut
Date: 2020-04-19

In the titration of solution of a weak acid HA and NaOH, the pH is 5.0 after 10 mL of NaOH solution has been added and 5.60 after 20 mL NaOH has been added.   What is the value of `pK_(a)` for HA?