If Pk_b for CN^- at 25^@C is 4.7. Find the pH of 0.5 M aqueous NaCN so – InterviewSolution

1.	If Pk_b for CN^- at 25^@C is 4.7. Find the pH of 0.5 M aqueous NaCN solution,
Answer» 12 10 11.5 11 Answer :C

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