Which of the following changes will increase the amount of CaCO3(s) in the reactionCaCO3(s)⇌CaO(s)+CO2(g)?

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Removal of CaO(s)

Removal of CO2(g)

Temperature is lowered

Volume of container is decreased

answer is C.

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Detailed Solution

The decomposition of CaCO3 will be endothermic and hence lowering the temperature will move the reaction in backward direction.

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