For the gas phase decomposition of isobutyl bromide, (CH3)2CHCH2Br⟶ (CH3)2C=CH2 + HBr the rate constant at 639 K is 6.60×10-5 /s and the rate constant at 682 K is 8.07×10-4 /s. The activation energy for the gas phase decomposition of isobutyl bromide is ____  kJ.

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
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Problem 39QAP: The decomposition of azomethane, (CH3)2N2, to nitrogen and ethane gases is a first-order reaction,...
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For the gas phase decomposition of isobutyl bromide,

(CH3)2CHCH2Br⟶ (CH3)2C=CH2 + HBr
the rate constant at 639 K is 6.60×10-5 /s and the rate constant at 682 K is 8.07×10-4 /s.

The activation energy for the gas phase decomposition of isobutyl bromide is ____  kJ.
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