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Ch. 14) Which of the following statements about chemical reaction kinetics is false? An endothermic reaction could proceed at a faster rate than an exothermic

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Ch. 14) Which of the following statements about chemical reaction kinetics is false? An endothermic reaction could proceed at a faster rate than an exothermic reaction. If a reactant in a net reaction does not appear in the rate law for the reaction, the concentration of that reaciant does not decrease as the reaction proceeds. The magnitude of the rate constant, k, for a chemical reaction is dependent on temperature and the activation energy, Ea. The four factors that affect chemical reaction rates are temperature, concentration, state of the reactants and catalysts. A 1.00L reaction container is filled with 0.100 mol ' A ' and is allowed to decompose to ' B ' and ' C ' according to the following equation: A(g)B(g)+C(g) The following data are collected: (Ch. 14) What is the average rate of the reaction (in M/s ) between t=25s and t=50s ? 1.0103 8.8104 2.2102 1.1103 Consider the following reaction: 2SO2(g)+O2(g)2SO3(g) (Ch. 14) If the rate of consumption of oxygen is 3.56103M/s, what is the rate of production (in M/s ) of sulfur trioxide? 0.00712 0.00178 0.00356 0.00356 If the rate law for the following reaction: A+B+Cproducts is: rate =k[A][B]2 (Ch. 14) Which of the following should cause the initial reaction rate to increase bs the greatest amount? Tripling the concentration of A Doubling the concentration of B The reaction is zero order overall so changing the concentrations of any of the reactants will have no effect on the initial reaction rate. Quadrupling the concentration of C (Ch. 14) For the following reaction: 2NO(g)+O2(g)2NO2(g) use the experimental data provided below to determine the rate law. s. rate=k[NO][O2]2rate=k[NO]2rate=k[O2]2rate=k[NO]2[O2]

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