1.) Given the reaction: PCl3(g) + Cl2(g) ⇌ PCl5(g) Kc = 24.3 Suppose the system at that particular temperature is prepared with [PCl3] = 0.10 M, [Cl2] = 0.15 M, and [PCl5] = 0.55 M. Is the reaction at equilibrium? If not, determine whether it will shift to the left or right to reach equilibrium. 2.) What CrO42- concentration is required to initiate precipitation of Ag2CrO4 from a solution that is 0.0125 M in Ag+? (Ksp = 1.2 x 10-12) 3.) Given the following information: 2 A(g) + B(g) ⇌ A2B(g) K1 = 5.0 x 104 2 A(g) + C2(g) ⇌ 2 AC(g) K2 = 3.2 x 103 What is the net equilibrium constant (Knet) for the reaction? 2AC(g) + 4A(g) + 3B(g) ⇌ 3 A2B(g) + C2(g)
1.) Given the reaction: PCl3(g) + Cl2(g) ⇌ PCl5(g) Kc = 24.3 Suppose the system at that particular temperature is prepared with [PCl3] = 0.10 M, [Cl2] = 0.15 M, and [PCl5] = 0.55 M. Is the reaction at equilibrium? If not, determine whether it will shift to the left or right to reach equilibrium. 2.) What CrO42- concentration is required to initiate precipitation of Ag2CrO4 from a solution that is 0.0125 M in Ag+? (Ksp = 1.2 x 10-12) 3.) Given the following information: 2 A(g) + B(g) ⇌ A2B(g) K1 = 5.0 x 104 2 A(g) + C2(g) ⇌ 2 AC(g) K2 = 3.2 x 103 What is the net equilibrium constant (Knet) for the reaction? 2AC(g) + 4A(g) + 3B(g) ⇌ 3 A2B(g) + C2(g)
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter12: Chemical Equilibrium
Section: Chapter Questions
Problem 12.18PAE: The reaction, 3 H2(g) + N2(g) (g), has the fol lowing equilibrium constants at the temperatures...
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1.) Given the reaction: PCl3(g) + Cl2(g) ⇌ PCl5(g) Kc = 24.3
Suppose the system at that particular temperature is prepared with [PCl3] = 0.10 M, [Cl2] = 0.15 M, and [PCl5] = 0.55 M. Is the reaction at equilibrium? If not, determine whether it will shift to the left or right to reach equilibrium.
2.) What CrO42- concentration is required to initiate precipitation of Ag2CrO4 from a solution that is 0.0125 M in Ag+? (Ksp = 1.2 x 10-12)
3.) Given the following information:
2 A(g) + B(g) ⇌ A2B(g) K1 = 5.0 x 104
2 A(g) + C2(g) ⇌ 2 AC(g) K2 = 3.2 x 103
What is the net equilibrium constant (Knet) for the reaction?
2AC(g) + 4A(g) + 3B(g) ⇌ 3 A2B(g) + C2(g)
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