k (s-1) The rate of a certain reaction was studied at various T(K) emperatures. The table shows temperature (T) and rate 400 0.000108 constant (k) data collected during the experiments. Plot the 420 0.000626 data to answer the questions. 440 0.00310 What is the value of the activation energy, Ea , for his reaction? 460 0.0134 480 0.0511 500 0.175 520 0.547 Ea kJ . mol- 540 1.57 = 560 4.18 580 10.4 What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction?
k (s-1) The rate of a certain reaction was studied at various T(K) emperatures. The table shows temperature (T) and rate 400 0.000108 constant (k) data collected during the experiments. Plot the 420 0.000626 data to answer the questions. 440 0.00310 What is the value of the activation energy, Ea , for his reaction? 460 0.0134 480 0.0511 500 0.175 520 0.547 Ea kJ . mol- 540 1.57 = 560 4.18 580 10.4 What is the value of the pre-exponential factor (sometimes called the frequency factor), A, for this reaction?
Chemistry: Principles and Reactions
8th Edition
ISBN:9781305079373
Author:William L. Masterton, Cecile N. Hurley
Publisher:William L. Masterton, Cecile N. Hurley
Chapter11: Rate Of Reaction
Section: Chapter Questions
Problem 71QAP: For a certain reaction, Ea is 135 kJ and H=45 kJ. In the presence of a catalyst, the activation...
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