1.

When CO_2 dissolves in water the following equilibrium is established, CO_2 + 2H_2OhArr H_3O^+HCO_3^-for which the equilibrium constant is 3.8 xx 10^(-7)and PH =6.0 The ratio of[HCO_3]/[CO_2^-] IS :

Answer»

`3.8 XX 10^(-18)`
3.8
0.38
13.8

Answer :C


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