Consider the following system at equilibrium where Delta H° =
-108 kJ, and Kc =
77.5, at 600 K.
CO(g)
+ Cl2(g) <--->
COCl2(g)
If the VOLUME of the equilibrium system is
suddenly decreased at constant
temperature:
The value of Kc | A. increases. | |
B. decreases. | ||
C. remains the same. |
The value of Qc | A. is greater than Kc. | |
B. is equal to Kc. | ||
C. is less than Kc. |
The reaction must: | A. run in the forward direction to reestablish equilibrium. | |
B. run in the reverse direction to reestablish equilibrium. | ||
C. remain the same. It is already at equilibrium. |
The number of moles of Cl2 will: | A. increase. | |
B. decrease. | ||
C. remain the same. |
Consider the following system at equilibrium where Delta H° = -108 kJ, and Kc = 77.5,...
Consider the following system at equilibrium where H° =
-108 kJ, and Kc = 77.5
, at 600 K:
CO (g) + Cl2(g)
COCl2(g)
If the TEMPERATURE on the equilibrium system is
suddenly increased :
The value of Kc
A. Increases
B. Decreases
C. Remains the same
The value of Qc
A. Is greater than Kc
B. Is equal to Kc
C. Is less than Kc
The reaction must:
A. Run in the forward direction to restablish equilibrium.
B. Run...
2. Consider the following system at equilibrium where H° = 108 kJ/mol, and Kc = 1.29×10-2, at 600 K. COCl2(g) CO (g) + Cl2(g) When 0.19 moles of COCl2(g) are removed from the equilibrium system at constant temperature: The value of Kc _________increases.decreases.remains the same. The value of Qc _________is greater than is equal to is less than Kc. The reaction must run in the forward direction to reestablish equilibrium. run in the reverse direction to reestablish equilibrium. remain the...
Consider the following system at equilibrium where H° = 111 kJ, and Kc = 6.30, at 723 K: 2NH3(g)--> N2(g) + 3H2(g) If the TEMPERATURE on the equilibrium system is suddenly decreased: 1- the value of Kc A. Increases B. Decreases C. Remains the same 2- The value of Qc A. Is greater than Kc B. Is equal to Kc C. Is less than Kc 3- The reaction must: A. Run in the forward direction to reestablish equilibrium. B. Run...
Consider the following system at equilibrium where AHo--87.9 kJ, and Kc-83.3, at 500 K. PCl3(g) C2(gPCI5(g) If the VOLUME of the equilibrium system is suddenly decreased at constant temperature: The value of KcA. increases B. decreases C. remains the same The value of Qc A. is greater than Kc B. is equal to Kc C. is less than K The reaction must:A. run in the forward direction to reestablish equilibrium B. run in the reverse direction to reestablish equilibrium C....
Consider the following system at equilibrium where H° =
-87.9 kJ, and Kc =
83.3 , at 500 K:
PCl3(g) +
Cl2(g) PCl5(g)
If the TEMPERATURE on the equilibrium system is
suddenly decreased :
The value of Kc
A. Increases
B. Decreases
C. Remains the same
The value of Qc
A. Is greater than Kc
B. Is equal to Kc
C. Is less than Kc
The reaction must:
A. Run in the forward direction to restablish equilibrium.
B. Run in...
Consider the following system at equilibrium where H° = 10.4 kJ, and Kc = 1.80×10-2, at 698 K: 2HI(g) =H2(g) + I2(g) If the TEMPERATURE on the equilibrium system is suddenly decreased: The value of Kc A. Increases B. Decreases C. Remains the same The value of Qc A. Is greater than Kc B. Is equal to Kc C. Is less than Kc The reaction must: A. Run in the forward direction to restablish equilibrium. B. Run in the reverse direction...
Consider the following system at equilibrium where AH° = -198 kJ, and K. = 34.5, at 1.15*10' K. 2802(g) + O2(g) 2803(g) If the VOLUME of the equilibrium system is suddenly decreased at constant temperature: The value of K A. increases. B. decreases. C. remains the same. The value of Qc A. is greater than K. B. is equal to K C. is less than K The reaction must: A. run in the forward direction to reestablish equilibrium. B. run...
Consider the following system at equilibrium where AH° = 198 kJ, and K. = 2.90x102, at 1.15*10°K. 2SO3(g) — 2802(g) + O2(g) If the VOLUME of the equilibrium system is suddenly decreased at constant temperature: The value of K. A increases. B. decreases. C. remains the same. The value of Qc A. is greater than Kc B. is equal to Ko C. is less than K The reaction must: A. run in the forward direction to reestablish equilibrium. B. run...
Consider the following system at equilibrium where delta H° = 87.9 kJ/mol, and Kc = 1.20×10-2, at 500 K. PCl5(g) ⇌ PCl3(g) + Cl2(g) When 0.15 moles of PCl5(g) are removed from the equilibrium system at constant temperature: Answer the following: The value of Kc _________ (possible answers: increases, decreases, or remains the same) The value of Qc _________(possible answers: is greater than, is equal to, or is less than) Kc. The reaction must (choose a, b, or c from...
Consider the following system at equilibrium where AH = 18.8 kJ, and K-9.52x10-2, at 350 K CH_(g) + CCI(g) 2CH2Cl2(g) If the VOLUME of the equilibrium system is suddenly decreased at constant temperature: The value of K. A. increases. B. decreases. C. remains the same. The value of Qc A. is greater than K. B. is equal to Kc C. is less than K The reaction must: A. run in the forward direction to reestablish equilibrium. B. run in the...