Which of the following statementsabout Q and Keg is true?O Keg is calculated by plugging ininitial pressures orconcentrations.O Q and Keg cannot be equal.O A reaction can have manydifferent Kea values.O A reaction can have manydifferent Q values.O If Q >Kea, the reaction will shiftto the right to reach equilibrium.

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Answered: Which of the following statements about…

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...

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Consider the following reaction at equilibrium: 2CO2 (g) 2CO (g) + 02 (g) AH° = -514 kJ Le Châtelier's principle predicts that adding additional O2 (g) from the reaction container will A) The reaction will shift to decrease the pressure. B) The reaction will shift in the direction of the reactants. . C) The reaction will shift in the direction of the products. D) The equilibrium constant will decrease. E) No change in the reaction
4. A. An important reaction in the commercial production of hydrogen is CO(g) + H2O(g) --><-- H2(g) + CO2(g) How will the system at equilibrium shift in each of the five following cases? (Use arrows or write "right" , "left" , or "no shift"). a. Gaseous carbon monoxide is removed b. In rigid reaction container, a catalyst is added. c. The temperature is decreased (the reaction is exothermic). d. The reaction container volume is doubled. e. Hydrogen gas is added. B. The equation above has a Kc value of 7.5 x 102. If 2.0 moles of each reactant and product are put into the same sealed 4.0 L container, determine the concentrations of all species present at equilibrium. Please answer A with sub parts and B.
23 and 24 please
5. Phosphorus pentachloride gas, PCI,(g), will decompose to phosphorous trichloride, PCI,(g), and chlorine, Cl,(g), at 160 °C. In a sealed vessel, the reaction will proceed to equilibrium: PCI,(g) PCI, (g) + Cl(g) A chemist places 3.00 mol of phosphorous penta- chloride gas into a sealed 1.50 L flask at 160 °C. At equilibrium, he observes there is 0.300 mol of phosphorous trichloride gas and some chlorine gas. Calculate the equilibrium concentrations of gaseous phosphorous pentachloride and chlorine. m
2C02 2 2C0+0 Consider the reaction above. If pressure was increase on this equilibrium, how would that affect the amounts of reactants? O They would decrease O They would remain the same O They would increase
An equilibrium mixture contains 0.700 mol of each of the products (carbon dioxide and hydrogen gas) and 0.200 mol of each of the reactants (carbon monoxide and water vapor) in a 1.00 L container. CO(g) + H₂O(g) ⇒ CO₂(g) + H₂(g) How many moles of carbon dioxide would have to be added at constant temperature and volume to increase the amount of carbon monoxide to 0.300 mol once equilibrium has been reestablished? moles of CO₂ I mol
Which of the choices correctly presents the equilibrium law for the following reaction? 2BrCl(g) Br₂ (g) + Cl₂ (g) K₂ Kp Kp Kp = = = PBIC1² PC1₂Br₂ PBrC1 PC1₂Br₂ PC1₂Br₂ PBIC1 PBIC1 2PB52 Pch
Answer the following questions
Consider the following equilibrium: H2 (g) + 12 (s) 2HI (g) Which of the following is the proper expression for Keq? 2(HI HL] HI HI HI
41. Given this reaction at equilibrium: 2C0(g) + 02(g)= 2C02(g). Which statement regarding the reaction is always true? * a. the rates of the forward and reverse reactions are equal O b. the reaction occurs in an open system O c. the masses of the reactants and the products are equal O d. the concentrations of the reactants and the products are equal 42. Which factors must be equal in a reversible chemical reaction at equilibrium? * a. the concentrations of the reactants and products O b. the potential energies of the reactants and products c. the activation energies of the forward and reverse reactions Od. the rates of reaction of the forward and reverse reactions
5. Consider the reaction A+B=C+ D. A friend asks the fol- lowing: "I know we have been told that if a mixture of A, B, C, and D is in equilibrium and more A is added, more C and D will form. But how can more C and D form if we do not add more B?" What do you tell your friend? Consider the following statements: "Consider the reaction

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