General Chemistry for EngineersLesson: Chemical Kinetics Directions: Answer the following problems by showing the complete solution. In return, I will give you a good and high rating. Thank you so much!Note: Please input the units and measurements in the calculations. Thank you so much!Number 1 and 2 2) Enzymes areA. large carbohydrates moleculesB. also called substratesC. usually heterogeneous catalystD. insensitive to temperatureE. biological catalyst 1) The activation energy for the following first-order reaction is 102 kJ/mol.N2O5(g) → 2NO2(g) + (1/2)O2(g)The value of the rate constant (k) is 1.35 x 10-4 s-¹ at 35°C. What is the value of k at 0°C?(R= 8.314 J/mol-K)A. 8.2 x 10-7 s-1B. 1.9 x 10-5 S-1C. 4.2 x 10-5 S-1D. 2.2 x 10-2 s-1

Here we have to use integrated form of Arrhenius equation.

Answered: 1) The activation energy for the…

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

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General Chemistry for Engineers

Lesson: Chemical Kinetics

Directions: Answer the following problems by showing the complete solution. In return, I will give you a good and high rating. Thank you so much!

Note: Please input the units and measurements in the calculations. Thank you so much!

Number 1 and 2

2) Enzymes are
A. large carbohydrates molecules
B. also called substrates
C. usually heterogeneous catalyst
D. insensitive to temperature
E. biological catalyst

1) The activation energy for the following first-order reaction is 102 kJ/mol.
N2O5(g) → 2NO2(g) + (1/2)O2(g)
The value of the rate constant (k) is 1.35 x 10-4 s-¹ at 35°C. What is the value of k at 0°C?
(R= 8.314 J/mol-K)
A. 8.2 x 10-7 s-1
B. 1.9 x 10-5 S-1
C. 4.2 x 10-5 S-1
D. 2.2 x 10-2 s-1

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