The pK b of CN ^ is 4.7. The pH of solution prepared by mixing 2.5 mol of KCN of 2.5 mol…
Chemistry · JEE Main · NTA Exams — Equilibrium
The pKb of \(\mathrm{CN}^{\ominus}\) is 4.7. The pH of solution prepared by mixing 2.5 mol of KCN of 2.5 mol of HCN in water and making the total volume upto 500 mL is
- 10.3
- 9.3
- 8.3
- 4.7
Answer
(B) 9.3
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