Calculate the ratio of concentrations of & ions in a solution containing 0.1 M ( )…

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

Problem

Calculate the ratio of concentrations of

\text{HCOO}^-

\text{OCN}^-

ions in a solution containing 0.1 M

\text{HCOOH}

(

K_a = 1.8 \times 10^{-4}

) and 0.1 M

\text{HOCN}

(

K_a = 4 \times 10^{-4}

). If simplest ratio is a : b, report your answer as (a + b).