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Le Chatelier's Principle for Del N Equals to 0

CaCO3s⇌ CaOs+...

Question

$C a C O_{3} (s) ⇌ C a O (s) + C O_{2} (g)$ in closed container at equilibrium. What would be the effect of addition of $C a C O_{3}$ on the equilibrium concentration of $C O_{2}$ :

Increases

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Decreases

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Data is not sufficient

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Remains unaffected

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Solution

The correct option is D Remains unaffected
$C a C O_{3} (s) ⇌ C a O (s) + C O_{2} (g)$
$K_{2} = P_{C O_{2}}$ , therefore, $K_{c}$ Konly depends upon concentration of $C O_{2}$ as long as temperature remains contants and both $C a C O_{3}$ and CaO(s) are present.

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