A student collected time (t) and concentration ([A]) data at 295 for the reaction 2A → B. Thesetime and concentration data are shown below. The student then plotted graphs of In[A] versus t[Alversus t, and versus t.0In[A]ttttttt.-42-06-0.8-1.2-14-1.6In[A] vs. t1 (s)4t(s)0.0020.040.060.080.0a. The order of the reaction is[A] (M)0.60.5020.1[A](M)0.5000.3890.3030.2360.18420In [A]2-0.693-0.944-1.19-1.44-1.69[A] vs. t40F (6)2)1/[A]2.002.573.304.245.431/[A] (1/M)1/[A] vs. !c. What is the value of the activation energy for this reaction?answer to three significant figures and include the appropriate units.1 (s)b. What is the value of the rate constant for this reaction?answer to three significant figures and don't include the unit and the exponents.60NOExpress yourExpress your

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A student collected time (t) and concentration ([A]) data at 295 for the reaction 2A → B. These time and concentration data are shown below. The student then plotted graphs of In[4] versus t [A]versus t, and versus t. In[A] ttteet. -42 --04 -04 -1.2 -IA In[A] vs. t (8) NO (s) 0.00 20.0 40.0 60.0 80.0 a. The order of the reaction is [A] (M) 0.6 0.54 0.4 20.3 02 0.1 [A] (M) 0.500 0.389 0.303 0.236 0.184 In [A] -0.693 -0.944 -1.19 -1.44 -1.6 [A] vs. t ( (s) 1/[A] 2.00 2.57 3.30 4.24 5.43 1/[A] (1/M) 1/[A] vs. t c. What is the value of the activation energy for this reaction? answer to three significant figures and include the appropriate units. t(s) b. What is the value of the rate constant for this reaction? answer to three significant figures and don't include the unit and the exponents. 60 Express your Express your

A student collected time (t) and concentration ([A]) data at 295 for the reaction 2A → B. These time and concentration data are shown below. The student then plotted graphs of In[4] versus t [A]versus t, and versus t. In[A] ttteet. -42 --04 -04 -1.2 -IA In[A] vs. t (8) NO (s) 0.00 20.0 40.0 60.0 80.0 a. The order of the reaction is [A] (M) 0.6 0.54 0.4 20.3 02 0.1 [A] (M) 0.500 0.389 0.303 0.236 0.184 In [A] -0.693 -0.944 -1.19 -1.44 -1.6 [A] vs. t ( (s) 1/[A] 2.00 2.57 3.30 4.24 5.43 1/[A] (1/M) 1/[A] vs. t c. What is the value of the activation energy for this reaction? answer to three significant figures and include the appropriate units. t(s) b. What is the value of the rate constant for this reaction? answer to three significant figures and don't include the unit and the exponents. 60 Express your Express your

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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Consider the reaction data. A-products T (K)& (s- 325 0.376 875 0.719 What two points should be plotted to graphically determine the activation energy of this reaction? To avoid rounding errors, use at least three significant figures in all values. yi = X2 = Determine the rise, run, and slope of the line formed by these points. rise: run: slope: What is the activation energy of this reaction? J/mol Ea =
[References) Use the References to access important values if needed for this question. The reaction for the formation of phosgene from carbon monoxide and chlorine CO + C1→COCI, is first order in CO and first order in Cl,. Complete the rate law for this reaction in the box below. Use the form k[A]™[B]"... , where 'l' is understood for m, n ... (don't enter 1) and concentrations taken to the zero power do not appear. Rate = In an experiment to determine the rate law, the rate constant was determined to be 1.73x10 28 Ms1 Using this value for the rate constant, the rate of the reaction when [CO) = 2.49 M and [Cl,] 0.405 M would be Ms Submit Answer Try Another Version 2 item attempts remaining
for this reaction (including orders). Also give the overall order for this reaction: rate law: overall order = %3D 3. Calculate the rate constant, k, for this reaction (use the data from Experiment #1, show all your work): wollood 4. Explain exactly what experiment(s) must be performed in order to
Captain Marvelibrium discovered a figure with data frorh an experiment left by Le Châtelier Flipdime. Consider the following data where A andB are mixed at initial concentrations indicated. Upon reacting the concentrations change a can be read from the plot. The reaction is A(g) + B(g) = C(g). C Time (s) Based on figure, calculate the value for Ke for the reaction. Submit Answer Tries 0/99 This discussion is closed. Send Feedback MAR 10 étv МacВос Air 000 esc F1 F2 F3 F4 F5 F6 #3 $4 3. 4 CO AB 3. Concentration (mol.dm-3)
total amount of O2 (in moles) formed in the first 20 s of reaction =1.1 mol Rate = k[H2O2]
Reaction Conc. Na2S½O3 Conc. HCI A Abs. A Time (s) Rate (A Abs./ga Time) 1.007568 0.300349 0.01870913 0.02870913 1 0.10 M .30 М 1.3686611 1.358380874 0.10 M .15 M 1.5360817 5.114311671 3 0.050 M .30 M 1.2267196 65.56796601 4 0.025 M .30 M 0.9563164 11.3085840 4. Use experimental data and the rate law to calculate a rate constant for each reaction 1, 2, 3, 4. How do the rate constants compare? Should they be the same or different? Discuss in your conclusions. Report the average value of your calculations. Be sure to include units in your rate constant. The rate law of the reaction is shown below: Rate = [Na2S2O3]-2