20. What will happen to the equilibrium when more SO2 (g) is added to the following system? 2502(g) + O2(g) = 250(g)A. It will shift to the right.B. It will shift to the leftC. no shift of equilibriumD. cannot be determined21. For the reaction 2A+B2C the appropriate form for the equilibrium constant expression is:A. [A][B12/ [C]B. [AB]/[C12C. [C]2/[A][B]D. [ABRIC]22. Calculate K for the following reaction given the following equilibrium concentrations of H2, CO, and H₂O.PCl3(g) + Cl₂(g)K=?Equilibrium Concentrations (M):PCIs(g).200.040.080A. 0.16B.0.016C.1.6D.1623. Which of the following is not omitted when writing the equilibrium constant expression?D. all of the choicesA. gasC. solidB. liquid24. When can we say that the reaction is already at equilibrium?A. When Q is not equal to K.C. When Q is greater than K.D. When Q is lesser than K.B. When Q is equal to K.25. Where will the equilibrium shift when we increase the pressure of the system?B. towards more moles of gasC. no shiftA. towards fewer moles of gasD. all directions

Le Châtelier’s principle explained the fact that whenever some changes are made in equilibrium…

20. What will happen to the equilibrium when more SO2 (g) is added to the following system? 2502(g) + O2(g) = 2803(g) A. It will shift to the right. B. It will shift to the left C. no shift of equilibrium D. cannot be determined 21. For the reaction 2A +B2C the appropriate form for the equilibrium constant expression is: A. [A][B12/(C) B. [A][B]/[C2 C. [C²/ [A][B] D. [A][BC] 22. Calculate K for the following reaction given the following equilibrium concentrations of H2, CO, and H₂O. K=? PCIs(g) → PCk3(g) + Cl₂(g) .200 .040 .080 Equilibrium Concentrations (M): A. 0.16 D.16 B.0.016 C.1.6

20. What will happen to the equilibrium when more SO2 (g) is added to the following system? 2502(g) + O2(g) = 2803(g) A. It will shift to the right. B. It will shift to the left C. no shift of equilibrium D. cannot be determined 21. For the reaction 2A +B2C the appropriate form for the equilibrium constant expression is: A. [A][B12/(C) B. [A][B]/[C2 C. [C²/ [A][B] D. [A][BC] 22. Calculate K for the following reaction given the following equilibrium concentrations of H2, CO, and H₂O. K=? PCIs(g) → PCk3(g) + Cl₂(g) .200 .040 .080 Equilibrium Concentrations (M): A. 0.16 D.16 B.0.016 C.1.6

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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