26. The accompanying graph shows the total amount of gasoline A in the gas tank of an automobile after being driven for 1 days. a. Estimate the average rate of gasoline consumption over the time intervals [0, 3 ], [0, 5 ], and [7, 10]. b. Estimate the instantaneous rate of gasoline consumption at the times t = 1, 1 = 4, and t = 8. c. Estimate the maximum rate of gasoline consumption and the specific time at which it occurs. 16 12 8. 4. o1 2 3 4 5 6 7 8 9 10 Elapsed time (days) Remaining amount (gal)

26. The accompanying graph shows the total amount of gasoline A in the gas tank of an automobile after being driven for 1 days. a. Estimate the average rate of gasoline consumption over the time intervals [0, 3 ], [0, 5 ], and [7, 10]. b. Estimate the instantaneous rate of gasoline consumption at the times t = 1, 1 = 4, and t = 8. c. Estimate the maximum rate of gasoline consumption and the specific time at which it occurs. 16 12 8. 4. o1 2 3 4 5 6 7 8 9 10 Elapsed time (days) Remaining amount (gal)

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 law of the decomposition of silane (SiH4) Rate = k[SiH4]1 It takes 125 seconds for 2.00 M silane to decrease to 0.20 M at 240oC. a. Right the integrated rate law for the decomposition of silane. b. Determine the value and unit of the rate constant. c. How much time is required for 3.00 M silane to decrease to a concentration of 0.600 M.
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The rate law for the reaction A + 3B → C + 2D was found to be v=kr[A][B]^2 .a. What are the units of kr when the concentrations are in moles per cubic decimeter and the time is in seconds. b. Express the rate law in terms of the rates of consumption of A. c. Express the rate law in terms of the rate of formation of D.
The decomposition of nitrosyl chloride was studied: a. What is the rate law? b. Calculate the value of the rate constant. c. Calculate the value of the rate constant when concentrations are given in moles per liter.
Section 5. For a different reaction, the plot of the natural log of concentration versus time in seconds plot was linear with a slope of -0.156 s¹. a. What is the order of this reaction? 1st order b. What is the rate law of this reaction? C. What is the integrated rate law of this reaction? d. Calculate the rate of the reaction if the concentration is 0.35 M. Show your work. Date
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For the decomposition of dinitrogen pentoxide in carbon tetrachloride solution at 30 °C 2 N₂O5 → 4NO2 + O2 the following data have been obtained: [N2O5], M 0.594 0.329 0.182 0.101 time, min 0 144 288 432 The average rate of disappearance of N₂O5 over the time period from t = 0 min to t = 144 min is M/min