15. The rate constant for a reaction is 5.65 s¹. What is the overall order of the reaction?! a First b. Zero c. Additional information is required to determine the order. d. Third e. Second

2. What is the unit of k for each of the following type of reaction? First order reaction a. b. Second order reaction Third order reaction c.

16. What data should be plotted to show that experimental concentration data fits a second-order reaction? A. ln[reactant] vs. time B. [reactant] vs. time C. ln(k) vs. 1/T D. 1/[reactant] vs. time F. ln(k) vs. Ea

18 / 37 106% 56. For the hypothetical second-order reaction A A is 0.799 M, how long would it take for A to be 39.7% consumed? -1 If the initial concentration of products, k= 0.379 Ms. a. 5.01 s b. 3.3129 s c. 1.33 s d. 2 s е. 2.43 s 57. Dinitrogen tetroxide decomposes to form nitrogen dioxide in a second-order reaction N204(g) →2NO,(g) At 400.0 K, the rate constant for this reaction has been measured to be 2.9 x 10° L/(mol s). Suppose 0.742 mol of N2O4(g) is placed in a sealed 34.3-L container at 400.0 K and allowed to react. What is the total pressure inside the vessel after 49.6 ns has elapsed? (R= 0.0821 (L atm)/(K mol)) a. 0.879 atm b. 0.7138 atm c. 0.541 atm Type here to search 6ODA

Which one of the following statements is correct? O A. At eguilibrium, the rates of the forward and reverse reactions are both zero. B. The units of a reaction rate depend on the overall order of the reaction. C. Rates of catalyzed chemical reactions do not depend on temperature. O D. The half-life for a second-order reaction of the type A → products remains constant over time. E. The rate of a first-order reaction decreases with time.

Select all the true statements concerning the diagram below