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

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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Question

Practice-Prob...
For a reversible reaction, the rate
constants for the forward and backward
reactions are 0.16 and 4 × 10ʻ, respectively.
What is the value of equilibrium constant
of the reaction?
(a) 0.25 x 106
(c) 4x 106
(b) 2.5 x 10
(d) 4 x 104
1)
For the reaction: I,(g) = 21(g), K = 1.0
x 10- mol lit"!, What volume of the vessel
so that at equilibrium
ould be
1 mole of I, and 0.5 mole of 'I' are present
at equilibrium?
(а) 25 1
(b) 0.04 1
(с) 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
12
for the
(a) 0.5 M
(b) 1.5 M
(c) 5 x 10-2 M
(d) 0.25 M
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
(а) 0.16 М
(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 104 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 103
(b) 4 x 10-5
(c) 4 x 10
(d) Unpredictable

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