21) The rate of reaction depends upon: a. the concentration and nature of reactants b. the temperature of the reaction C. whether or not a catalyst was used d. all of the above 22) A Maxwell-Boltzmann curve shows the distribution of molecular energies in a reaction system. When the temperature in this system is increased, the peak is a. higher and further to the right. b. higher and further to the left. c. lower and further to the right. d. lower and further to the left. 23) Which of the following correctly describes the reaction represented by the reaction below? CaCO3 (s) + energy → CaO (s) + CO2 (g) a. It is exothermic and the potential energy is greater in the reactants than the products. b. c. It is exothermic and the potential energy is greater in the products than the reactants. It is endothermic and the potential energy is greater in the products than the reactants. d. It is endothermic and the potential energy is equal for the products and reactants.
21) The rate of reaction depends upon: a. the concentration and nature of reactants b. the temperature of the reaction C. whether or not a catalyst was used d. all of the above 22) A Maxwell-Boltzmann curve shows the distribution of molecular energies in a reaction system. When the temperature in this system is increased, the peak is a. higher and further to the right. b. higher and further to the left. c. lower and further to the right. d. lower and further to the left. 23) Which of the following correctly describes the reaction represented by the reaction below? CaCO3 (s) + energy → CaO (s) + CO2 (g) a. It is exothermic and the potential energy is greater in the reactants than the products. b. c. It is exothermic and the potential energy is greater in the products than the reactants. It is endothermic and the potential energy is greater in the products than the reactants. d. It is endothermic and the potential energy is equal for the products and reactants.
Chapter8: Reaction Rates And Equilibrium
Section: Chapter Questions
Problem 8.32E
Related questions
Question
Transcribed Image Text:21) The rate of reaction depends upon:
a.
the concentration and nature of reactants
b. the temperature of the reaction
C.
whether or not a catalyst was used
d. all of the above
22) A Maxwell-Boltzmann curve shows the distribution of molecular energies in a reaction system. When
the temperature in this system is increased, the peak is
a. higher and further to the right.
b. higher and further to the left.
c. lower and further to the right.
d. lower and further to the left.
23) Which of the following correctly describes the reaction represented by the reaction below?
CaCO3 (s) + energy → CaO (s) + CO2 (g)
a. It is exothermic and the potential energy is greater in the reactants than the products.
b.
c.
It is exothermic and the potential energy is greater in the products than the reactants.
It is endothermic and the potential energy is greater in the products than the reactants.
d. It is endothermic and the potential energy is equal for the products and reactants.
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