For HCN and are and respectively

CHEMISTRY · Subjective · A Level · Chemistry · Acids and bases · Acids and bases

Problem

K_a

for HCN and

\text{CH}_3\text{COOH}

are

4.9 \times 10^{-10}

and

1.8 \times 10^{-5}

respectively. Calculate the equilibrium constant for the reaction:

\text{CH}_3\text{COOH} + \text{NaCN} \rightleftharpoons \text{CH}_3\text{COONa} + \text{HCN}