CH302 Worksheet 13. Typical kinetics questions you see on quizzes and exams. Before you solve, please write down the classic type of kinetics question this is. 1. Write the rate of the reaction 2O3 → 3O2 in terms of ∆[O3]/∆t. Question type: __________________________ 2.Consider the following stoichiometric reaction: 2A + B ÆC + D The reaction rates are measured with the following results: Initial rate [A]0 [B]0 1 2 1 2 4 1 1 2 2 What is the order of the reaction with respect to [B]0? Question type: __________________________ 3. The first-order rate constant is k = 3.4 x 10-3 sec-1 for the decomposition of cyclobutane and the half-life is 204 seconds. C4H4 Æ 2 C2H2 What fraction of a sample of cyclobutane remains after 612 seconds under the specified conditions? Question type: __________________________ 4. The reaction A +3B Æ C +2D has a rate constant k = 1.0 x 10-5 sec-1 at 27° C. If the activation energy for the reaction is 20,000 cal/mol, what is the value of the rate constant at 0°C? Question type: __________________________5. What is the rate law expression for this reaction? Question type: __________________________ 6. What is the rate law for the following multi-step mechanism? Cl2 Æ Cl + Cl fast Cl + H2S Æ HCl + HS fast HS + Cl Æ HCl + S slow Cl2 + H2S Æ S + 2HCl overall Question type: __________________________7. Question type: __________________________ 8. Question type:
View Full Document