reaction, constants for the forward and backward reactions are 0.16 and 4x 10', respectively. What is the value of equilibrium constant of the reaction? (a) 0.25 × 10 (c) 4x 10 (b) 2.5 × 10° (d) 4 x 104 For the reaction: 1,(g) 21(g), Kc = 1.0 x 10 mol lit"". What volume of the vessel should be taken so that at equilibrium 1 mole of I, and 0.5 mole of 'I' are present at equilibrium? (a) 25 1 (b) 0.04 1 (c) 0.25 1 (d) 51 The equilibrium constant reaction: 3C,H, C,H, is 4.0 at TK. If the equilibrium concentration of C,H, is 0.5 M, then the concentration of C,H, at equilibrium is (a) 0.5 M (b) 1.5 M (c) 5x 10 M (d) 0.25 M for the 12) The equilibrium mixture for the reaction: 2H,S(g)=2H,(g)+S,(g) has 1 mole H,S, 0.20 mole H, and 0.80 mole of S, in a 2 L vessel. K for the reaction is (a) 0.16 M (b) 0.008 M (c) 0.016 M (d) 0.032 M The equilibrium constant for the reaction: N,(g) + 0,(g) = 2NO(g) is 4.0 x 10 at 2000 K. In the presence of a catalyst, the equilibrium is attained 10 times faster. Therefore, the equilibrium constant in presence of the catalyst at 2000 K is (a) 4x 10 (b) 4 x 105 (c) 4 x 10 (d) Unpredictable

reaction, constants for the forward and backward reactions are 0.16 and 4x 10', respectively. What is the value of equilibrium constant of the reaction? (a) 0.25 × 10 (c) 4x 10 (b) 2.5 × 10° (d) 4 x 104 For the reaction: 1,(g) 21(g), Kc = 1.0 x 10 mol lit"". What volume of the vessel should be taken so that at equilibrium 1 mole of I, and 0.5 mole of 'I' are present at equilibrium? (a) 25 1 (b) 0.04 1 (c) 0.25 1 (d) 51 The equilibrium constant reaction: 3C,H, C,H, is 4.0 at TK. If the equilibrium concentration of C,H, is 0.5 M, then the concentration of C,H, at equilibrium is (a) 0.5 M (b) 1.5 M (c) 5x 10 M (d) 0.25 M for the 12) The equilibrium mixture for the reaction: 2H,S(g)=2H,(g)+S,(g) has 1 mole H,S, 0.20 mole H, and 0.80 mole of S, in a 2 L vessel. K for the reaction is (a) 0.16 M (b) 0.008 M (c) 0.016 M (d) 0.032 M The equilibrium constant for the reaction: N,(g) + 0,(g) = 2NO(g) is 4.0 x 10 at 2000 K. In the presence of a catalyst, the equilibrium is attained 10 times faster. Therefore, the equilibrium constant in presence of the catalyst at 2000 K is (a) 4x 10 (b) 4 x 105 (c) 4 x 10 (d) Unpredictable

Chemistry: The Molecular Science

5th Edition

ISBN:9781285199047

Author:John W. Moore, Conrad L. Stanitski

Publisher:John W. Moore, Conrad L. Stanitski

Chapter12: Chemical Equilibrium

Section: Chapter Questions

Problem 120QRT

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