Given the following hypothetical equilibrium reaction shown below: A(aq) + B(aq) ↔ C(aq) + D(aq) When the reaction mixture is heated, the concentrations of A and B decrease . When the same reaction mixture is cooled, the concentrations of C and D decrease . Select the statement that best explains this: a. Heating the reaction indicates that it is exothermic, while cooling the reaction indicates that it is endothermic. b. Heating the reaction indicates that it is endothermic, while cooling the reaction indicates that it is endothermic. c. None of these. d. Heating the reaction indicates that it is endothermic, while cooling the reaction indicates that it is exothermic. e. Heating the reaction indicates that it is exothermic, while cooling the reaction indicates that it is exothermic.

Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Given the following hypothetical equilibrium reaction shown below:

A(aq) + B(aq) ↔ C(aq) + D(aq)

When the reaction mixture is heated, the concentrations of A and B decrease .

When the same reaction mixture is cooled, the concentrations of C and D decrease .

Select the statement that best explains this:

a. Heating the reaction indicates that it is exothermic, while cooling the reaction indicates that it is endothermic.

b. Heating the reaction indicates that it is endothermic, while cooling the reaction indicates that it is endothermic.

c. None of these.

d. Heating the reaction indicates that it is endothermic, while cooling the reaction indicates that it is exothermic.

e. Heating the reaction indicates that it is exothermic, while cooling the reaction indicates that it is exothermic.

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