For the decomposition of calcium carbonate CaCO3 (s) CaO (s) + CO2 (g) ∆H0 = 175 kJ How will the amount (not concentration) of CaCO3 (s) change with the following stresses to the system at equilibrium? a. CO2 (g) is removed. b. CaO (s) is added. c. The temperature is raised. d. The volume of the container is decreased.

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