Chemical Reaction Engineering
Considering the endotheomic dissociation of CaCO₃ in a closed vessel (CaCO₃ ⇋ CaO + CO₂), the pressure of CO₂ increases, if

A catalyst is added
An inert gas is pumped keeping the temperature constant
None of these
The temperature is increased

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Chemical Reaction Engineering
A Catalyst

Shortens the time to reach the equilibrium
Increases the equilibrium concentration of the product
Changes the equilibrium constant of the reaction
None of these

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