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The first-order isomerization of cis-but-2-ene to trans-but-2-ene was • Part A studied at 723 K. The Arrhenius pre-exponential factor, A, was found to be 6.1 x 1013s-'and the activation energy, Ea is 260 kJ mol! What is the rate constant at 723 K? Express your answer using two significant figures. Templates Symbols uado redo resat keyboard shortcuts help k = Submit Request Answer • Part B If the temperature of a pure sample of cis-but-2-ene was increased to 723 K, how long would it take for 35.0 % of the sample to isomerize? Express your answer to two significant figures and include the appropriate units. Templates Symbols ugdo redo reset keyboard shortcuts help, t = Value Units

The first-order isomerization of cis-but-2-ene to trans-but-2-ene was • Part A studied at 723 K. The Arrhenius pre-exponential factor, A, was found to be 6.1 x 1013s-'and the activation energy, Ea is 260 kJ mol! What is the rate constant at 723 K? Express your answer using two significant figures. Templates Symbols uado redo resat keyboard shortcuts help k = Submit Request Answer • Part B If the temperature of a pure sample of cis-but-2-ene was increased to 723 K, how long would it take for 35.0 % of the sample to isomerize? Express your answer to two significant figures and include the appropriate units. Templates Symbols ugdo redo reset keyboard shortcuts help, t = Value Units

Chemistry
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Part A The first-order isomerization of cis-but-2-ene to trans-but-2-ene was studied at 723 K. The Arrhenius pre-exponential factor, A, was found to be 6.1 x 1013s-land the activation energy, Ea is 260 kJ mol What is the rate constant at 723 K? Express your answer using two significant figures. Templates Symbols uado redo reset keyboard shortcuts help k = Submit Request Answer Part B If the temperature of a pure sample of cis-but-2-ene was increased to 723 K, how long would it take for 35.0o % of the sample to isomerize? Express your answer to two significant figures and include the appropriate units. Templates Symbols ugdo redo reset keyboard shortcuts help t = Value Units
Transcribed Image Text:Part A The first-order isomerization of cis-but-2-ene to trans-but-2-ene was studied at 723 K. The Arrhenius pre-exponential factor, A, was found to be 6.1 x 1013s-land the activation energy, Ea is 260 kJ mol What is the rate constant at 723 K? Express your answer using two significant figures. Templates Symbols uado redo reset keyboard shortcuts help k = Submit Request Answer Part B If the temperature of a pure sample of cis-but-2-ene was increased to 723 K, how long would it take for 35.0o % of the sample to isomerize? Express your answer to two significant figures and include the appropriate units. Templates Symbols ugdo redo reset keyboard shortcuts help t = Value Units
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