8 The diagrams below represent equilibrium mixtures at 298 K and 500 K of the reaction A2(g) + B2(g) = = 2AB(g) The A2 molecules are shown in solid blue, B2 molecules in white and the AB molecules in blue and white. 8. 8. 8. 298 K 500 K Which of the following statements is true? i. The reaction is exothermic. ii. A mixture of 1 mol of A2, 1 mol of B2 and 1 mol of AB at 298 K will proceed towards products to reach equilibrium. iii. At equilibrium, the rate constant of the forward reaction is equal to the rate constant of the reverse reaction.

8 The diagrams below represent equilibrium mixtures at 298 K and 500 K of the reaction A2(g) + B2(g) = = 2AB(g) The A2 molecules are shown in solid blue, B2 molecules in white and the AB molecules in blue and white. 8. 8. 8. 298 K 500 K Which of the following statements is true? i. The reaction is exothermic. ii. A mixture of 1 mol of A2, 1 mol of B2 and 1 mol of AB at 298 K will proceed towards products to reach equilibrium. iii. At equilibrium, the rate constant of the forward reaction is equal to the rate constant of the reverse reaction.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter13: Spontaneous Processes And Thermodynamic Equilibrium

Section: Chapter Questions

Problem 7P

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