Ap Eapcet
Ionic Equilibrum
AP EAPCET 2025 - 23rd May Morning Shift
MCQ+1 / -02025
When 30 mL of $0.2 \mathrm{M} \mathrm{NH}_4 \mathrm{OH}$ is added to 30 mL of $2 \mathrm{M} \mathrm{NH}_4 \mathrm{Cl}$ solution. If the pH of the buffer formed is 8.2, what is the $\mathrm{p} K_b$ of $\mathrm{NH}_4 \mathrm{OH}$ ?