The following reaction is first order, C₂H6 → 2 CH3. If the rate constant is equal to 5.5 × 10-4 s 1 at 1000 K, how long will it take for 0.35 mol of C₂H6 in a 1.00 L container to decrease to 0.10 mol in the same container? 106 min 7.6 min 131 min 38 min

The following reaction is first order, C₂H6 → 2 CH3. If the rate constant is equal to 5.5 × 10-4 s 1 at 1000 K, how long will it take for 0.35 mol of C₂H6 in a 1.00 L container to decrease to 0.10 mol in the same container? 106 min 7.6 min 131 min 38 min

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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The following reaction is first order, C₂H6 → 2 CH3. If the rate constant is equal to 5.5 x 10-4 s
at 1000 K, how long will it take for 0.35 mol of C₂H6 in a 1.00 L container to decrease to 0.10 mol
in the same container?
106 min
7.6 min
131 min
O 38 min

A particular first-order reaction has a rate constant of 135 s1 at 25.0 °C. What is the magnitude of
k at 75.0 °C if Ea = 55.5 kJ/mol?
O 3.38 × 103 S-1
O 3.11 × 107⁹ S-1
135 s1
2.25 x 104 s1
O 435 s1

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Step 1: Integrate rate law for first order reaction

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Step 2: Determine time taken to decrease ethan 0.35 mol to 0.10 mol

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Step 3: Determine rate constant by using Arrhenius equation

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