Part A The following data show the rate constant of a reaction measured at several different temperatures. Use an Arrhenius plot to determine the activation barrier (E) for the reaction. Temperature (K) Rate constant (1/s) Express your answer using three significant figures. 310 0.413 320 1.15 330 3.01 340 7.43 ΑΣφ ? 350 17.4 Ea kJ/mol Submit Request Answer Part B Use an Arrhenius plot to determine the frequency factor for the reaction. Express your answer using two significant figures. ? A =

Part A The following data show the rate constant of a reaction measured at several different temperatures. Use an Arrhenius plot to determine the activation barrier (E) for the reaction. Temperature (K) Rate constant (1/s) Express your answer using three significant figures. 310 0.413 320 1.15 330 3.01 340 7.43 ΑΣφ ? 350 17.4 Ea kJ/mol Submit Request Answer Part B Use an Arrhenius plot to determine the frequency factor for the reaction. Express your answer using two significant figures. ? A =

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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X Cut AaBbCcl AaBbCcDc AaBbCcD AaBbCcE AaB AaBb CcC Aa8be T No Spac. Heading 2 Calibri (Body) | AA Aa. E , 刻T Copy Paste Subtle Title Subtitle BIU abc x, x A - y- A- Heading 1 T Normal Format Painter Paragraph Styles Font Clipboard I 10 11 6. From the data variation of the reaction rate of the following temperatures: 1500 T (K) k (M1 second ) 500 1000 5,49 x 106 9,86 x 108 5,09 x 10° Specify: a. Amount of Activation Energy (Ea) b. Magnitude of the pre-exponential factor (A)
use an Arrhenius plot to determine the activation barrier
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Consider the following reaction. Calculate the rate of reaction for trial 4.. 2 A + B →→ 2 C Trial [A]0 [B]0 [C]0 Rate (M/s) 1 0.28 0.43 0.053 7.668 2 0.56 0.43 0.053 15.336 3 0.28 0.86 0.053 30.672 4 0.77 0.45 0.053 ?
Ⓒ Macmillan Learning Enter these data into the graphing tool and determine the value and units of the rate constant, k, for this reaction. Graphing Tool Add Row 10 total rows [A] [A] vs. t In[A] In[A] vs. t t (min) 0.0 2.0 4.0 6.0 1/[A] vs. t [A] (M) 1.00 0.66 0.43 0.28 1/[A] Clear All Data
MISSED THIS? Read Section 15.5 (Pages 650 - 656). Part B The following data show the rate constant of a reaction measured at several different temperatures. Use an Arrhenius plot to determine the frequency factor (A) for the reaction. Express your answer using two significant figures. Temperature (K) Rate constant (1/s) 300 4.82×10-3 ? 310 1.55x10-2 320 4.65x10-2 A = 330 0.130 340 0.344 Submit Previous Answers Request Answer
Use the following data table to answer the following questions. Experiment Concn. of A (M) Concn. of B (M) Initial rate (M/s) 1 0.10 0.010 1.2e-3 2 0.10 0.040 4.8e-3 3 0.20 0.010 2.4e-3 d. The rate constant of the reaction is e. The rate of reaction when concentration of A and B are 0.15M and 0.075M is
Answer Q10, 11, 12
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12. The reaction was run at a higher temperatures. At 37.0 °C, the rate constant was measured to be 0.584 M-¹-¹ and at 120.0 °C, it was 10.641 M¹s. What is Ea (kJ/mol)? Give your answer in the #12 blank with 3 significant figures and units.
Consider the following reaction performed at K and the given concentration and rate data: A products Experiment [A] Rate of reaction (M) (M/s) 1 0.78 0.0026988 2 1.56 0.0053976 3 3.12 0.0107952 First determine the rate law and rate constant. Based on this information; if you set up a new experiment where the [A]. (initial concentration of A) was 1.33 M, what would the concentration of A be after 144 s? [A](M) = number (rtol=0.01, atol=1e-08) ?
General Chemistry 4th Edition McQuarrie • Rock • Gallogly University Science Books presented by Macmillan Learning Initial-rate data at a certain temperature is given in the table for the reaction N,0,(g) NO(g) + NO,(g) [N,O,], (M) Initial rate (M/s) 0.100 0.480 0.200 0.9600 0.300 1.440 Determine the value and units of the rate constant. units: k =