Which of these reaction profiles: Reaction Coordinate Reaction Coordinate Reaction Coordinate Reaction Coordinate A B с D would be consistant with an endothermic reaction with a relatively high activation energy? a. A b. B C. C d. D 16. For the reaction A + B → C, the rate law is rate = k[A][B]² What are the units of the rate constant where time is measured in seconds?food a. M-¹S-1 b. M-²S-1 C. Ms d. M-s-1 7. A catalyst speeds up a chemical reaction. How does it accomplish this? a. It increases the concentration of a reactant. b. It increases the activation energy of the reverse reaction. It decreases the activation energy of the forward reaction. C. d. It increases the surface area of the substances involved in the reaction. B. To be effective, a collision requires sufficient energy. a. b. particles to come together at the correct angle. C. sufficient energy and the particles to come together at the correct angle a release in energy. d. Raising the temperature of the reactants in a system increases the average molecular motion. b. decreases the average molecular motion.. a. has no effect on the average molecular motion. disturbs the system so that the collision theory no longer applies. 15. ID: A
Which of these reaction profiles: Reaction Coordinate Reaction Coordinate Reaction Coordinate Reaction Coordinate A B с D would be consistant with an endothermic reaction with a relatively high activation energy? a. A b. B C. C d. D 16. For the reaction A + B → C, the rate law is rate = k[A][B]² What are the units of the rate constant where time is measured in seconds?food a. M-¹S-1 b. M-²S-1 C. Ms d. M-s-1 7. A catalyst speeds up a chemical reaction. How does it accomplish this? a. It increases the concentration of a reactant. b. It increases the activation energy of the reverse reaction. It decreases the activation energy of the forward reaction. C. d. It increases the surface area of the substances involved in the reaction. B. To be effective, a collision requires sufficient energy. a. b. particles to come together at the correct angle. C. sufficient energy and the particles to come together at the correct angle a release in energy. d. Raising the temperature of the reactants in a system increases the average molecular motion. b. decreases the average molecular motion.. a. has no effect on the average molecular motion. disturbs the system so that the collision theory no longer applies. 15. ID: A
Chemistry for Engineering Students
4th Edition
ISBN:9781337398909
Author:Lawrence S. Brown, Tom Holme
Publisher:Lawrence S. Brown, Tom Holme
Chapter11: Chemical Kinetics
Section: Chapter Questions
Problem 11.96PAE: The following statements relate to the reaction for the formation of HI: H2(g) + I2(g) -* 2 HI(g)...
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