7. At 900 °C, Kp = 1.04 for the reaction: CaCO3(s) CaO(s) + CO₂(g) A container is filled with the following amounts of calcium carbonate, calcium oxide, and carbon dioxide at 900 °C. For these mixtures, will the initial amount of calcium oxide increase, decrease, or remain the same as the system moves toward equilibrium at 900 °C? a. 655 g CaCO3, 95.0 g CaO, Pco2 = 2.55 atm b. 780 g CaCO³, 1.00 g CaO, Pco2 = 1.04 atm c. 0.14 g CaCO3, 5000 g CaO, Pco2 = 1.04 atm d. 715 g CaCO3, 813 g CaO, Pco2 = 0.211 atm

Chemistry & Chemical Reactivity
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Chapter15: Principles Of Chemical Reactivity: Equilibria
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7. At 900 °C, Kp = 1.04 for the reaction:
CaCO3(s)
CaO(s) + CO₂(g)
A container is filled with the following amounts of calcium carbonate, calcium oxide, and carbon
dioxide at 900 °C. For these mixtures, will the initial amount of calcium oxide increase, decrease, or
remain the same as the system moves toward equilibrium at 900 °C?
a.
655 g CaCO3, 95.0 g CaO, Pco2 = 2.55 atm
b.
780 g CaCO3, 1.00 g CaO, Pco2 = 1.04 atm
c. 0.14 g CaCO3, 5000 g CaO, Pco2 = 1.04 atm
d. 715 g CaCO3, 813 g CaO, Pco2 = 0.211 atm
Transcribed Image Text:7. At 900 °C, Kp = 1.04 for the reaction: CaCO3(s) CaO(s) + CO₂(g) A container is filled with the following amounts of calcium carbonate, calcium oxide, and carbon dioxide at 900 °C. For these mixtures, will the initial amount of calcium oxide increase, decrease, or remain the same as the system moves toward equilibrium at 900 °C? a. 655 g CaCO3, 95.0 g CaO, Pco2 = 2.55 atm b. 780 g CaCO3, 1.00 g CaO, Pco2 = 1.04 atm c. 0.14 g CaCO3, 5000 g CaO, Pco2 = 1.04 atm d. 715 g CaCO3, 813 g CaO, Pco2 = 0.211 atm
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