Consider the following system at equilibrium whereΔΗ°108 kJ, andKc = 1.29 × 10-2, at 600 K:=COC1₂ (g) ⇒ CO(g) + Cl₂ (9)If the temperature on the equilibrium system is suddenly decreased:The value of Keincreasesdecreasesremains the sameccessThe value of QcOis less than KeDis greater than KOis equal to KeThe reaction mustOrun in the forward direction to reestablish equilibriumrun in the reverse direction to reestablish equilibriumOremain in the current position, since it is already at equilibriumThe concentration of Cl₂ willOincreasedecreaseOremain the samevalues I needed TON

Given: ∆H° = 108 KJKc = 1.29 × 10-2 T = 600 KLe Chateliar' principle: A reaction at equilibrium…

Consider the following system at equilibrium where AH° 108 kJ, and Kc = 1.29 × 10-², at 600 K: COC1₂(g) → CO(g) + Cl₂ (g) If the temperature on the equilibrium system is suddenly decreased: The value of Ke increases Odecreases remains the same The value of Qc Ois less than Kc Ois greater than Ke is equal to Ke important The reaction must Orun in the forward direction to reestablish equilibrium Orun in the reverse direction to reestablish equilibrium remain in the current position, since it is already at equilibrium The concentration of Cl₂ will increase Odecrease this quest

Consider the following system at equilibrium where AH° 108 kJ, and Kc = 1.29 × 10-², at 600 K: COC1₂(g) → CO(g) + Cl₂ (g) If the temperature on the equilibrium system is suddenly decreased: The value of Ke increases Odecreases remains the same The value of Qc Ois less than Kc Ois greater than Ke is equal to Ke important The reaction must Orun in the forward direction to reestablish equilibrium Orun in the reverse direction to reestablish equilibrium remain in the current position, since it is already at equilibrium The concentration of Cl₂ will increase Odecrease this quest

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

See similar textbooks

Similar questions

9) Consider the following reaction: com nitrogen gas: N₂F4(g) = 2NF2(g) where AH = + 38.5 kJ/mol a) Predict the equilibrium change if the reaction mixture is heated at constant volume. b) Predict the equilibrium change is some N₂F4 is removed without changing the temperature or the pressure. c) Predict the equilibrium change if pressure is decreased at constant temperature. d) Predict the equilibrium change if a catalyst is added.
Consider the following system at equilibrium where AH° = -87.9 kJ/mol, and K. = 83.3 , at 500 K. PCI3 (g) + Cl2 (g) = PCI5 (g) When 0.22 moles of PCI3 (g) are removed from the equilibrium system at constant temperature: The value of Ke increase. decrease. remain the same. The value of Qc K.. is greater than is equal to is less than The reaction must Orun in the forward direction to restablish equilibrium. Orun in the reverse direction to restablish equilibrium. Oremain the same. It is already at equilibrium. The concentration of Cl, will increase. decrease. remain the same.
reg # 3 [Review Topics] [References] Use the References to access important values if needed for this question. Consider the following system at equilibrium where AH = 108 kJ, and K. = 1.29 × 10-2, at 600 K: COC1₂ (g) CO(g) + Cl₂ (g) E 20 If the temperature on the equilibrium system is suddenly increased: The value of Ke D Oincreases Odecreases O remains the same The value of Qc Ols less than Ke Ois greater than K O is equal to Ke The reaction must Orun in the forward direction to reestablish equilibrium Orun in the reverse direction to reestablish equilibrium O remain in the current position, since it is already at equilibrium The concentration of Cl₂ will Oincrease Odecrease Oremain the same Submit Ans Show Hint $ 4 000 000 F4 R F % 5 T ry Entire Group Cengage Learning | Cengage Technical Support G A 6 9 more group attempts remaining MacBook Air Y H & 7 U * 00 8 ( 9 K O -0 ) F10 P 4) F11 Previous + 11 Next> Save and Ex A
Consider the following reaction at equilibrium. What effect will doubling the temperature have on the system? CH4 ( + 2 02 () = CO2 (g) + 2 H2O () AH° = -882.0 kJ O No shift will occur because the volume of the system has not changed. No shift will occur because the total number of gas molecules on both sides of the chemical equation are equal. O A shift left towards reactants will occur. O No shift will occur because none of the concentrations have changed. O A shift right towards products will occur.
Use thermochemical data given in the table to decide whether the equilibrium constant for each of the following reactions will increase or decrease with temperature. Substance AH; (kJ/mol) CO(g) CO₂ (g) CS₂(g) CH₁ (9) H₂(g) H₂S(g) H₂O(g) N₂ (9) NH3 (9) O₂(g) -111 -394 117 -74.9 0 -20.5 -242 0 -45.9 0 a. CO₂(g) + H₂(g) → CO(g) + H₂O(g) O The equilibrium constant will increase with temperature increase. O The equilibrium constant will decrease with temperature increase. b. 2CO2 (g) 2CO(g) + O2(g) O The equilibrium constant will increase with temperature increase. O The equilibrium constant will decrease with temperature increase.
The following reaction takes place into a constant-volume flask at 427°C: CCL(g) = C(s) +2 C2(g) AH=132 kJ At 427°C, the equilibrium constant for the reaction given above is K. = 1.3×10-2. A flask is filled with 2.00 atm of CCl4 at 427°C. (a) What is the value of K for this reaction? (R=0.082 L.atm/mol.K) (b) What are the partial pressures of CClL, Ch and the total pressure at equilibrium? (c) How will the equilibrium pressure of CCl(g) change if the temperature is increased? (d) How will the equilibrium system respond if the volume of the flask is reduced?
Consider the following equilibrium: 2NH3 (g) = N2 (g)+ 3H, (g) AG = 34. kJ Now suppose a reaction vessel is filled with 7.65 atm of ammonia (NH,) and 0.884 atm of hydrogen (H,) at 600. °C. Answer the following questions about this system: rise Under these conditions, will the pressure of NH, tend to rise or fall? O fall Is it possible to reverse this tendency by adding N,? In other words, if you said the pressure of NH, will tend to rise, can that O yes be changed to a tendency to fall by adding N,? Similarly, if you said the O no pressure of NH, will tend to fall, can that be changed to a tendency to rise by adding N,? If you said the tendency can be reversed in the second question, calculate the minimum pressure of N, needed to reverse it. ||atm Round your answer to 2 significant digits.
Consider the following equilibrium: 2NO, (g) – N,04(g) AG = - 5.4 kJ Now suppose a reaction vessel is filled with 7.26 atm of dinitrogen tetroxide (N,O) at 95. °C. Answer the following questions about this system: rise Under these conditions, will the pressure of N,O, tend to rise or fall? 4 fall Is it possible to reverse this tendency by adding NO,? In other words, if you said the pressure of N,0, will tend to rise, can that yes be changed to a tendency to fall by adding N0,? Similarly, if you said the no pressure of N,0, will tend to fall, can that be changed to a tendency to rise by adding NO,? If you said the tendency can be reversed in the second question, calculate the minimum pressure of NO, needed to reverse it. atm Round your answer to 2 significant digits. O O
Consider the following system at equilibrium where AH = 268 kJ and Kc = 5.10 × 10-6, at 548 K. NH4Cl(s) NH3(g) + HCl(9) The production of NH3(g) is favored by (indicate true or false): decreasing the temperature: decreasing the pressure (by changing the volume): increasing the volume: adding NH4Cl: adding HCl:
Consider the following equilibrium: N,0, (g) = 2NO, (3) AG' = 5.4 kJ Now suppose a reaction vessel is filled with 0.496 atm of nitrogen dioxide (NO,) at 137. °C. Answer the following questions about this system: O rise Under these conditions, will the pressure of NO, tend to rise or fall? O fall Is it possible to reverse this tendency by adding N,O,? In other words, if you said the pressure of NO, will tend to rise, can that O yes be changed to a tendency to fall by adding N,04? Similarly, if you said O no the pressure of NO, will tend to fall, can that be changed to a tendency to rise by adding N,0,? If you said the tendency can be reversed in the second question, calculate the minimum pressure of N,0, needed to reverse it. O atm Round your answer to 2 significant digits.
Consider the following equilibrium: 2NO(g) + Cl₂ (g) 2NOCI (g) AG=-41. kJ Now suppose a reaction vessel is filled with 1.55 atm of chlorine (C1₂). about this system: T Under these conditions, will the pressure of NOCI tend to rise or fall? Is it possible to reverse this tendency by adding NO? In other words, if you said the pressure of NOC1 will tend to rise, can that be changed to a tendency to fall by adding NO? Similarly, if said the pressure of NOCI will tend to fall, can that be changed to a tendency to rise by adding NO? If you said the tendency can be reversed in the second question, calculate the minimum pressure of NO needed to reverse it. Round your answer to 2 significant digits. and 4.77 atm of nitrosyl chloride (NOCI) at 683. °C. Answer the following questions Orise Ofall yes Ono atm O x10 X S
Consider the following system at equilibrium where ΔΗ° - 111 kJ, and == Kc = 0.159, at 7.23 × 10² K: N₂(g) + 3H₂ (g) — 2NH3 (g) If the temperature on the equilibrium system is suddenly decreased: The value of Kc Oincreases Odecreases Oremains the same The value of Qc is less than Ke Ois greater than Kc Ois equal to Ke The reaction must Orun in the forward direction to reestablish equilibrium Orun in the reverse direction to reestablish equilibrium Oremain in the current position, since it is already at equilibrium The concentration of H₂ will Oincrease Odecrease Oremain the same