56576360Webcamry) (2.36 points)The activation energy for the reaction of2NO2(g) 2NO(g) + O2(g)has been determined to be 111 kJ mol-1. If the rate constant at 300 °C is 0.54 M-1s-1, what isthe rate constant when the temperature is increased to 310 °C?Ea 1((z)-(层一壹)In RR-8.314 J/(mol-K)0.00050 M-1.5-10.81 M-1.5-10.54 M-1.5-12.3 M-1.-1

The problem shown in the image involves calculating the rate constant at a new temperature using the…

Answered: 56 57 63 60 Webcam ry) (2.36 points)…

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 rate constant of a certain reaction is known to obey the Arrhenius equation, and to have an activation energy E= 54.0 kJ/mol. If the rate constant of this reaction is 2.0 × 10³ M¹s -1.-1 at 222.0 °C, what will the rate constant be at 272.0 °C? Round your answer to 2 significant digits. k = M .S Ś 囧

(Q87) Carbon-14 dating is a first order process used to determine the age of artifacts that were made from organic (carbon-containing) materials. Given a rate constant of 1.21 x 10“ years, what is the half life of carbon-14 (i.e., how many years will it take for the initial concentration of carbon-14 in a sample to be reduced to one-half the initial amount)? (4 sf)
For the gas phase decomposition of acetic anhydride, (CH₂CO)₂0-CH₂-C-O + CH3COOH the rate constant in s¹ has been determined at several temperatures. Which of the following should give a linear plot (temperatures in K)? On the y-axis: k Use this information to determine the activation energy for the reaction. When the appropriate plot is made, the resulting least-squares line has a slope of -1.73x104 K and a y-intercept of 27.6. Submit Answer On the x-axis: Try Another Version 3 item attempts remaining v E₂ = kJ/mol
(Q89) The hydrolysis of sucrose to form fructose and glucose is a first order reaction that has a half life of 2.84 x 10° seconds at a certain temperature. If the initial concentration of sucrose is 0.879 M, how long (in minutes) will it take for the concentration to be reduced to 0.363 M? (3 sf)
A+B- -AB Trial (A] (M) (B] (M) Rate (M/s) 1 0.200 0.200 2.00 x 102 0.400 0.200 8.00 x 102 0.200 0.400 4.00 x 102 What is the rate constant for the reaction above? 2.
The following mechanism has been proposed for the decomposition of ozone in the atmosphere: (1) O 3 O 2 + 0 (2) O + 03- 202 (a) Use the steady-state approximation, with O treated as the intermediate, find an expression for the rate of decomposition of O 3. R 03 = forward and reverse (k 1, k 1') (k 2; the reverse reaction is negligibly slow) choose one. d[O3] _ 2k1k2[O3]? Ro, dt ki' + k2 none here ki'kɔ[O3] d[03] Ro3 %3D dt kį[O2]+ k2[O3] d[O3] Ro3 2k,k2[O3]? kı'[O2]+ k2[O3] dt kįk2[O3] O Ros %3D dt ki'[O2]+ k2[O3]
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