The first-order rate constant for the thermaldecomposition of 3-methylcyclobutanone has the valuesT/K k/1045-! T/K k/104s!552.24 0.4259589.05 6.459561.81 0.8936596.96 11.201570.41 1.707606.14 20.83579.35 3.207a. Find the value of the activation energy and the valueof the preexponential factor.b. Find the value of the rate constant at 600.0 K.c. Find the time for 80.0% of the reactant to react at600.0 K.

Arrhenius equation is the equation that gives the effect of change in temperature on rate constant…

Answered: The first-order rate constant for the…

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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What is the overall order of the reaction?
The given first-order reaction A → B, has a rate constant of 1.60 x 1072 s-! at 165°C and 6.54 x 10- s at 295°C. What is the activation energy, Ea, for the reaction? А. В. 59.0 kJ/mol 650. kJ/mol С. 11.5 kJ/mol D. 0.582 kJ/mol 11.5 kJ/mol 0.582 kJ/mol 59.0 kJ/mol 650. kJ/mol
Use the References to access important values if needed for this question. The gas phase decomposition of nitrosyl chloride at 400 K NOCI(g)→NO(g) + ½ Cl2(g) is second order in NOCI with a rate constant of 5.90×10-4 M¯ls1 If the initial concentration of NOCI is 8.28×10 2 M, the concentration of NOCI will be M after 4.82×104 seconds have passed.
[03mol/L Initial Rate mol/L.s S02 m 7/1ou 0.118 0.25 0.40 0.25 0.20 0.118 0.75 0.20 1.062 Q1 Consider the following reactions SO2+03 → SO3 +O2. A rate study of this reaction was conducted at 298 K. The data that were obtained are shown in the table (a) What is the order of reactions for S02 (b) What is the order of reactions for 03 (c) Write the rate law (d) Determine the value and units of the rate constant, k
What is the standard free energy of the transition state for a first order reaction proceeding at 45°C at a rate of 1500 s-1. Gas constant = 8.31 J. mol-¹. K-¹; Bond vibrational frequency = 6.2 × 10¹² s-¹ S
The decomposition of nitrous oxide at 565 °CN2O(g)N2(g) + ½ O2(g)is second order in N2O with a rate constant of 1.10×10-3 M-1 s-1.If the initial concentration of N2O is 2.22 M, the concentration of N2O will be 0.258 M after seconds have passed.
31. At an elevated temperature sulfuryl chloride decomposes in a first-order reaction to sulfur dioxide and chlorine. The rate constant has the value k=6.09x10$ min at 552.3 K and k=2.742x10³ min' at 600.0 K. Determine the energy of activation and the coefficient A in the Arrhenius equation.
3. The following results were obtained by monitoring the reaction + 1e+1/2 H,Oo) 1/2 I(a0)+ H,O (bo) rate l'o'Hl 0.020 0.020 3.3 x 105 0.040 0.020 6.6 x 105 0.020 9.0 x 10-5 0.040 0.040 1.3 x 104 Determine the order of the reaction with respect to I' and H,O, and also determine the value for the rate constant, k
LINEZOLID (600 MG TAB, t1/2 = 7 hours) COMPUTED REACTION CONSTANT BASED ON HALF LIFE: Assuming a first order reaction, 0.693 k t = 1/2 7 hrs, = 0.693 k 0.693 7 hrs. k = 0.099 k = hr. k 9.9 X 10 -2 1 hr. HOW MANY HOURS WILL IT TAKE TO ELIMINATE 73% OF THE DRUG AFTER THE INITIAL DOSE SHOW YOUR COMPUTATION AND HALF-LIFE GRAPH
2. Variation of the rate constant with temperature for the first-order reaction 2 N2O5(g) 2 N204(g) + O2(g) is given in the table below. Show your plot and determine the activation energy of the reaction. T (К) 273 IA k (s') 7.87 x 103 3.46 х 105 4.98 x 106 х 107 298 318 338 4.87
For the reaction 2COG) + Ozl3) → 2002(3). Reaction Trial Initial conc. COM Initial conc. O2 M Initial Rate Ms1 1 0.0204 0.000138 0.204 0.0408 0.000138 0.102 0.0102 0.000069 0.051 Use these data to determine the orders of the reaction with respect to CO- [Select] O2- [ Select ]
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