The decomposition of N2O5 can be described by the equation 2N₂O₂(soln) - 4 NO2 (soln) + O2(g) Consider the data in the table for the reaction at 45 °C in carbon tetrachloride solution. (s) 0 [N2O5] (M) 1.849 145 1.688 416 1.423 745 1.157 Given the data, calculate the average rate of reaction for each successive time interval. What is the average rate of reaction for the time interval from 0s to 145 s? 1.11 ×10¯³ -3 average rate of reaction: Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemistry | Publisher: University Science Books M/s of 19 > average rate of reaction: 1.11 ×10−3 Incorrect What is the average rate of reaction for the time interval from 145 s to 416 s? 9.78 ×10-8 average rate of reaction: Incorrect What is the average rate of reaction for the time interval from 416 s to 745 s? average rate of reaction: 8.09 ×10-4 Incorrect > Attempt 1 M/s M/s 123 Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemistry | Publisher: University Science Books ::

The decomposition of N2O5 can be described by the equation 2N₂O₂(soln) - 4 NO2 (soln) + O2(g) Consider the data in the table for the reaction at 45 °C in carbon tetrachloride solution. (s) 0 [N2O5] (M) 1.849 145 1.688 416 1.423 745 1.157 Given the data, calculate the average rate of reaction for each successive time interval. What is the average rate of reaction for the time interval from 0s to 145 s? 1.11 ×10¯³ -3 average rate of reaction: Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemistry | Publisher: University Science Books M/s of 19 > average rate of reaction: 1.11 ×10−3 Incorrect What is the average rate of reaction for the time interval from 145 s to 416 s? 9.78 ×10-8 average rate of reaction: Incorrect What is the average rate of reaction for the time interval from 416 s to 745 s? average rate of reaction: 8.09 ×10-4 Incorrect > Attempt 1 M/s M/s 123 Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemistry | Publisher: University Science Books ::

Chemistry: Principles and Practice

3rd Edition

ISBN:9780534420123

Author:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Publisher:Daniel L. Reger, Scott R. Goode, David W. Ball, Edward Mercer

Chapter13: Chemical Kinetics

Section: Chapter Questions

Problem 13.57QE: The decomposition of ozone is a second-order reaction with a rate constant of 30.6 atm1 s1 at 95 C....

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Define stability from both a kinetic and thermodynamic perspective. Give examples to show the differences in these concepts.
The following rate constants were obtained in an experiment in which the decomposition of gaseous N2O; was studied as a function of temperature. The products were NO, and NO,. Temperature (K) 3.5 x 10_i 298 2.2 x 10"4 308 6.8 X IO-4 318 3.1 x 10 1 328 Determine Etfor this reaction in kj/mol.
The reaction H2(g)+I2(g)2HI(g) may occur by the following mechanism: I2kk12I(fase,equilibrium)I+I+H2k22HI(slow) What rate law is predicted by this mechanism?
For a reaction involving the decomposition of a hypothetical substance Y, these data are obtained: Determine the order of the reaction. Write the rate law for the decomposition of Y. Calculate k for the experiment above.
The reaction NO(g) + O,(g) — NO,(g) + 0(g) plays a role in the formation of nitrogen dioxide in automobile engines. Suppose that a series of experiments measured the rate of this reaction at 500 K and produced the following data; [NO] (mol L ’) [OJ (mol L 1) Rate = -A[NO]/Af (mol L_1 s-1) 0.002 0.005 8.0 X 10"'7 0.002 0.010 1.6 X 10-'6 0.006 0.005 2.4 X IO-'6 Derive a rate law for the reaction and determine the value of the rate constant.
Some bacteria are resistant to the antibiotic penicillin because they produce penicillinase, an enzyme with a molecular weight of 3104 g/mol that converts penicillin into inactive molecules. Although the kinetics of enzyme-catalyzed reactions can be complex, at low concentrations this reaction can be described by a rate equation that is first order in the catalyst (penicillinase) and that also involves the concentration of penicillin. From the following data: 1.0 L of a solution containing 0.15 g ( 0.15106 g) of penicillinase, determine the order of the reaction with respect to penicillin and the value of the rate constant. [Penicillin] (M) Rate (mol/L/min) 2.0106 1.01010 3.0106 1.51010 4.0106 2.01010
The decomposition of ozone is a second-order reaction with a rate constant of 30.6 atm1 s1 at 95 C. 2O3(g)3O2(g) If ozone is originally present at a partial pressure of 21 torr, calculate the length of time needed for the ozone pressure to decrease to 1.0 torr.
Nitrogen dioxide reacts with carbon monoxide by the overall equation NO2(g)+CO(g)NO(g)+CO2(g) At a particular temperature, the reaction is second order in NO2 and zero order in CO. The rate constant is 0.515 L/(mol s). How much heat energy evolves per second initially from 3.50 L of reaction mixture containing 0.0275 M NO2? See Appendix C for data. Assume the enthalpy change is constant with temperature.
11.44 A possible reaction for the degradation of the pesticide DDT to a less harmful compound was simulated in the laboratory. The reaction was found to be first order, with k = 4.0 X 10_H s"' at 25°C. What is the half-life for the degradation of DDT in this experiment, in years?