12. At high temperatures, limestoned CaCO3 (s) e CaO (s) + CO2 (g,) If this reaction...
CaCO3 (s) ⇌ CaO (s) + CO2 (g) At 658 °C, the reaction reaches equilibrium. If PCO2 =2.17 atm, what is Kc value ?
CaCO3 (s) ⇌ CaO (s) + CO2 (g) At 637 °C, the reaction reaches equilibrium. If PCO2 =0.89 atm, what is Kc value ?
For the endothermic reaction CaCO3 (s) <-----> CaO (s) + CO2 (g) Le Chtelier's principle predicts that __________ will result in an increase in the number of moles of CO2 at equilibrium. a. increasing the temperature b. decreasing the temperature c. increasing the pressure d. removing some of the CaCO3(s) e. adding more CaCO3 (s)
Consider the reaction: CaCO3(s)⇌CaO(s)+CO2(g) An equilibrium mixture of this reaction at a certain temperature was found to have [CO2]= 0.458 M. What is the value of the equilibrium constant at this temperature?
Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) A) 320 K B) 1045 K C) 1435 K Predict whether each reaction will be spontaneous or not.
At 900 °C, K = 0.0108 for the reaction CaCO3(8) F CaO(s) + CO2(g) A mixture of CaCO3, CaO, and CO2 is placed in a 10.0-L vessel at 900 °C. For the following mixtures, will the amount of CaCO3 increase, decrease, or remain the same as the system approaches equilibrium? Part A 15.0 g CaCO3, 15.0 g CaO, and 4.25g CO2 increases decreases O remains the same Submit Request Answer Part B 2.50g CaCO3, 25.0 g CaO, and 5.66 g...
CaCO3(s) ⇄ CaO(s) + CO2(g) 0.100 mol of CaCO3 and 0.100 mol CaO are placed in an 10.0 L evacuated container and heated to 385 K. When equilibrium is reached the pressure of CO2 is 0.220 atm. 0.300 atm of CO2 is added, while keeping the temperature constant and the system is allowed to reach again equilibrium. What will be the final mass of CaCO3? 7.47 g 12.54 g 18.01 g 2.00 g 10.01 g
Consider the following reaction at equilibrium, CaCO3(s) ↔ CaO(s) + CO2(g). Which of the following statements are true regarding this equilibrium? Select all that are True. a) If CaO(s) is added from the equilibrium mixture the reaction will remain unchanged. b) If CaO(s) is removed from the equilibrium mixture the reaction will shift to the left. c) If CO2(g) is added to the equilibrium mixture the reaction will shift to the right. d) If CO2(g) is added to the equilibrium...
Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g) Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) Predict whether or not the reaction in each part will be spontaneous. Express your answer using one decimal place and in kJ. A. 300 K B. 1050 K C. 1410 K
Consider the following reaction: CaCO3(s)→CaO(s)+CO2(g). Estimate ΔG∘ for this reaction at each of the following temperatures. (Assume that ΔH∘ and ΔS∘ do not change too much within the given temperature range.) Part A: 300 K Part B: 1040 K Part C: 1445 K Part D: Predict whether or not the reaction in part A will be spontaneous or nonspontaneous at 300 K Part E: Predict whether or not the reaction in part B will be spontaneous at 1040 K Part...