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_7. In order for a reaction to occur, the colliding molecules must a. Have equal or greater energy than the activation energy b. Be the chemicals/species needed for the reaction c. Have a proper orientation d. All of the above 8. A series of steps that leads to the formation of products from the reactants is called a. Reaction mechanism b. Elementary steps c. Molecular reaction d. None of the above 9. This is referred to as the change in the concentration of the reactant or a product with time. a. Chemical reaction b. Reaction constant c. Reaction rate d. Reaction equilibrium

_7. In order for a reaction to occur, the colliding molecules must a. Have equal or greater energy than the activation energy b. Be the chemicals/species needed for the reaction c. Have a proper orientation d. All of the above 8. A series of steps that leads to the formation of products from the reactants is called a. Reaction mechanism b. Elementary steps c. Molecular reaction d. None of the above 9. This is referred to as the change in the concentration of the reactant or a product with time. a. Chemical reaction b. Reaction constant c. Reaction rate d. Reaction equilibrium

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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For items 7 - 11. Select the correct answers on each item.

 

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7. In order for a reaction to occur, the colliding molecules must a. Have equal or greater energy than the activation energy b. Be the chemicals/species needed for the reaction c. Have a proper orientation d. All of the above 8. A series of steps that leads to the formation of products from the reactants is called a. Reaction mechanism b. Elementary steps c. Molecular reaction d. None of the above 9. This is referred to as the change in the concentration of the reactant or a product with time. a. Chemical reaction b. Reaction constant c. Reaction rate d. Reaction equilibrium 10. Which of the following statements is true about the reaction A B? a. The reaction rate of A is negative b. The reaction rate of B is positive c. The substance B increases in concentration while substance A decreases in concentration d. All of the statements are correct. 11. Which of the following statements is true? a. Lowering the temperature speeds up the reaction b. The AE of an exothermic reaction is positive c. Decreasing the activation energy increases the reaction rate d. Statements a, b, and c are true
Transcribed Image Text:7. In order for a reaction to occur, the colliding molecules must a. Have equal or greater energy than the activation energy b. Be the chemicals/species needed for the reaction c. Have a proper orientation d. All of the above 8. A series of steps that leads to the formation of products from the reactants is called a. Reaction mechanism b. Elementary steps c. Molecular reaction d. None of the above 9. This is referred to as the change in the concentration of the reactant or a product with time. a. Chemical reaction b. Reaction constant c. Reaction rate d. Reaction equilibrium 10. Which of the following statements is true about the reaction A B? a. The reaction rate of A is negative b. The reaction rate of B is positive c. The substance B increases in concentration while substance A decreases in concentration d. All of the statements are correct. 11. Which of the following statements is true? a. Lowering the temperature speeds up the reaction b. The AE of an exothermic reaction is positive c. Decreasing the activation energy increases the reaction rate d. Statements a, b, and c are true
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