+2 votes
in Chemistry by kratos

Consider the reaction CaCO3() ⇋ CaO() + CO2(g) in a closed container at equilibrium. What would be the effect of addition of CaCO3 on the equilibrium concentration of CO2 ?

(a) Increases

(b) Decreases

(c) Data insufficient

(d) *** unaffected

1 Answer

+5 votes
by kratos
 
Best answer

Correct option (d) **** unaffected*

Explanation:

For the given reaction K = [CO2] because concentrations of solid CaCO3 and CaO have been taken as unity, since [CaCO3] or [CaO] do not come in the expression there will be no effect of addition of CaCO3

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