CaCO3 decomposes by the following reaction in a closed container with excess CaCO3 remaining once the reaction reaches equilibrium. Which change will allow more quantity of CaCO3 to decompose?
CaCO3 (s) ⇌ CaO (s) + CO2 (g)
A. Adding more CaCO3 (s) to the container
B. Removing CaO (s) from the container
C. Allowing CO2 (g) to escape the container
D. Decreasing the volume of the container
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