8) Consider the following reaction at equilibrium: 2002(g) = 2CO(g) + O2(g) AH = -514 kJ...
Consider the following reaction at equilibrium. 2CO2 (g) 2CO (g) + O2 (g) ΔH° = -514 kJ Le Châtelier's principle predicts that the equilibrium partial pressure of CO (g) can be maximized by carrying out the reaction ________. A.) at low temperature and low pressure B.) at low temperature and high pressure C.) at high temperature and low pressure D.) in the presence of solid carbon E.) at high temperature and high pressure
Consider the following reaction at equilibrium: 2CO2(g) = 200 (g) + O2(g) AH° = -514 kJ Le Châtelier's principle predicts that a decrease in temperature will decrease the value of the equilibrium constant O increase the value of the equilibrium constant decrease the partial pressure of CO increase the partial pressure of CO2 (g) decrease the partial pressure of O2 (g) Consider the following reaction at equilibrium: 2NH3 (g) = N2 (g) + 3H2(g) AH° = +92.4 kJ Le Châtelier's...
Consider the following reaction at equilibrium: (AH° = +92.4kJ) 2NH3(g) = N2(g) + 3H2(0) Le Chateliers Principle predicts that the moles of H2(g) in the reaction container will increase with Select one: O a. an increase in the volume of the reaction (constant T) O b. some removal of NH3(g) from the reaction vessel (constant V and T) O c. addition of some N2(g) to the reaction vessel (constant V and T) O d. an increase in total pressure by...
Which of the following expressions is the correct equilibrium-constant expression for the reaction below? 200(g) = CO2(g) + C(s) A. [CO][C]/[CO] B. K [CO] C. [CO] / [CO2) D. [CO]/[CO] E. 2[CO] /[CO][C] In which of the following reactions would increasing pressure at constant temperature not change the concentrations of reactants and products, based on Le Châtelier's principle? ООООО A. 2N, () + 0,02N,0 () B. N.O. (g) 2NO, (g) C. N2(g) + 3H2(g)2NH3 (9) D. N2 (9) + 202...
10. (5 pts) Consider the following reaction in equilibrium H2(g) + Br(g) → 2 HBr (g) AH = +68 kJ How will each of the following changes affect the equilibrium concentrations of each chemical: a) addition of HBr(s) b) increasing temperature and timor od moment c) increasing pressure d) decreasing volume of the reacting vessel at constant temperature. e) addition of bromine f) addition of argon neonatology g) addition of catalyst bobb s oods Laboratorio
Consider the following reaction that has reached equilibrium: (3 pts) 13. AH-52.2 kJ N2 (g) + 202 (g)今2NO2 (g) What will happen to the concentration of O2 if the temperature is raised? a. b. What will happen to the concentration of NO2 if the pressure is raised? What will happen to the concentration of N2 if the pressure is lowered? c.
56,57,58,59,60,61,62 56) For the reaction 3H2(g) + N2(g)s-2NH(g), determine the equilibrium constant at 600°C if at this temperature, the equilibrium concentrations are: [N2 453 M; H:-2.49 M and [NHs] 7.62 M 57) When a sample of aqueous hydrochloric acid was neutralized with aqueous sodium hydroxide in a calorimeter, the temperature of 100.0 g of water surrounding the reaction increased from 25.0°C to 31.50. If the specific heat of water is 1.00 calV(g.°C), calculate the quantity of energy in calories involved...
6. Consider the following equilibrium, 2N2(g) + 6H20(0) 4NH3(g) + 3O2(g) AH =-1531 kJ/mol a. Write the equilibrium constant expression for K. and for Kp, if appropriate, for the reaction. b. State whether the equilibrium is heterogeneous or homogeneous. c. State how the equilibrium would respond to the addition of some of the water from the system. d. State how the equilibrium would respond to a decrease in the partial pressure of ammonia (NHa). e. State how the equilibrium would...
5. Consider the reaction, 2SO2 (g) + O2 (g) 2SO3 (g), at T-525°C with ΔΗ -197 kJ. This reaction has an equilibrium constant K = 781 at this temperature, which condition(s) listed below will cause a shift in the reaction equilibrium to RIGHT? I. If Psos -0.400 atm, Pso2-0.050 atm, and P02 0.050 atm II. If at equilibrium, Psos is suddenly decreased by removing SO III. If at equilibrium, the volume of the vessel is decreased IV. If at equilibrium,...
Q(7) The reaction system POBr3(g) - POBr(g) + Brz(g) is at equilibrium. Which of the following statements describes the behavior of the system if POBr is added to the container? A) The reverse reaction will proceed to establish equilibrium. B) The partial pressures of POBra and POBr will remain steady while the partial pressure of bromine increases. C) The partial pressure of chlorine will increase while the partial pressure of POB decreases. D) The partial pressure of chlorine remains steady...