Picture (1)represents an Equilibrium Mixture of Solid CaCO₃,solid CaO,and Gaseous

question 112

Multiple Choice

Picture (1) represents an equilibrium mixture of solid CaCO₃,solid CaO,and gaseous CO₂,obtained as a result of the endothermic decomposition of CaCO₃.
-Which picture (2) -(4) represents the equilibrium mixture when a catalyst is added?

• A)picture (2)
• B)picture (3)
• C)picture (4)
• D)All of these

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