4. Which of the following statement is correct about a chemical reaction? a. All chemical reactions are reversible. b. A reaction is complete when it has reached equilibrium. c. There are no reactants left at equilibrium; only products. d. If the forward reaction is exothermic, the reverse is also exothermic. 5. Which of the following values for equilibrium constant reflects favor for the formation of products? а. 1.8 х 10-27 b. 0.0021 c. 0.90 d. 10.4
4. Which of the following statement is correct about a chemical reaction? a. All chemical reactions are reversible. b. A reaction is complete when it has reached equilibrium. c. There are no reactants left at equilibrium; only products. d. If the forward reaction is exothermic, the reverse is also exothermic. 5. Which of the following values for equilibrium constant reflects favor for the formation of products? а. 1.8 х 10-27 b. 0.0021 c. 0.90 d. 10.4
Chemistry
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ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter13: Chemical Equilibrium
Section: Chapter Questions
Problem 23Q: Consider the reaction 2N2O(g) + O2(g) 4NO(g) Suppose the system is at equilibrium, and then an...
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