Chemistry - Chemical Equilibrium Question with Solution | TestHub

$$\begin{array}{c}\text{When}{\text{CO}}_{\text{2}}\text{(g)}\text{is}\text{dissolved}\text{in}\text{water,}\text{the}\text{following}\text{equilibrium}\text{is}\text{established:}\\ {\text{CO}}_{\text{2}}\text{(aq)}\text{+}{\text{2H}}_{\text{2}}\text{O(l)}\rightleftharpoons {\text{H}}_{\text{3}}{\text{O}}^{\text{+}}\text{(aq)}\text{+}{\text{HCO}}_{\text{3}}^{\text{-}}\text{(aq)}\\ \text{for}\text{which}\text{the}\text{equilibrium}\text{constant}\text{is}\text{3.8}\times {\text{10}}^{\text{-7}}\text{.}\text{If}\text{the}\text{pH}\text{of}\text{solution}\text{is}\text{6.0,}\\ \text{what}\text{would}\text{be}\text{the}\text{ratio}\text{of}\text{concentration}\text{of}{\text{HCO}}_{\text{3}}^{\text{-}}\text{(aq)}\text{to}{\text{CO}}_{\text{2}}\text{(aq)?}\end{array}$$