Compare and contrast the mechanisms for the two gas-phase reactionsH2 + Br2 → 2 HBrНа + 1 — 2 HI

The reactions that occur in gaseous phase are known as gas phase reactions.

Answered: Compare and contrast the mechanisms for…

Chemistry: Matter and Change

1st Edition

ISBN:9780078746376

Author:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Publisher:Dinah Zike, Laurel Dingrando, Nicholas Hainen, Cheryl Wistrom

Chapter16: Reaction Rates

Section16.3: Reaction Rate Laws

Problem 28SSC

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Assuming that the mechanism for the hydrogenation of C2H4 given in Section 11-7 is correct, would you predict that the product of the reaction of C2H4. with D2 would be CH2DCH2D or CHD2CH3? How could the reaction of C2H4 with D2 be used to confirm the mechanism for the hydrogenation of C2H4 given in Section 11-7?
Write a rate law for NO3(g) + O2(g) NO2(g) + O3(g) if measurements show the reaction is first order in nitrogen trioxide and second order in oxygen.
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The reaction rate for the decomposition of N,O5 to form NO2 and O2 was studied as a function of temperature. The first order reaction rate constants were found to be: T (K) k(s*) 273 7.9 x 107 298 3.5 x 105 308 1.4 x 104 318 5.0 x 104 328 1.5 x 10 3 338 4.9 x 103 What is the E, for this reaction in kJ/mol? Use Excel to plot the pertinent data and use linear regression to calculate the slope of the line connecting your data. Round your answer to 2 decimal places.
The reaction rate for the decomposition of N2O5 to form NO2 and O2 was studied as a function of temperature. The first order reaction rate constants were found to be: T (K) k(s*) 273 7.9 x 107 298 3.5 x 105 308 1.4 x 104 318 5.0 x 104 328 1.5 x 10 3 338 4.9 x 103 What is the Ea for this reaction in kJ/mol? Use Excel to plot the pertinent data and use linear regression to calculate the slope of the line connecting your data. Round your answer to 2 decimal places.
Given the experimental data of CO + NO2 → CO2 + NO, Initial Initial Initial Rate Experiment [CO] [NO2] of Reaction (M) (M) (M/s) 1 0.005 0.040 3.4 x 10-8 2 0.005 0.020 1.7 x 10-8 3 0.010 0.040 6.8 x 10-8 Write the rate law expression for the reaction, the overall order of reaction; and calculate the rate constant (k).
The reaction rate for the decomposition of N2O5 to form NO2 and O2 was studied as a function of temperature. The first order reaction rate constants were found to be:
A study of the rate of dimerization of C4H6 gave the data shown in the table: 2C4H6→C8H12 Time (s) [C4H6] (M) 0 1.00 x 10–2 1600 5.04 x 10–3 3200 3.37 x 10–3 4800 2.53 x 10–3 6200 2.08 x 10–3 What is the instantaneous rate of dimerization at 3200 s? Create a graph of time versus [C4H6] to help answer this question. Question 1 options: a) 9.4 x 10-7 M s-1 b) 8.2 x 10-7 M s-1 c) 7.7 x 10-7 M s-1 d) 6.5 x 10-7 M s-1
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Lanthanum(III) phosphate crystallizes as a hemihydrate, LAPO4 · H20. When it is heated, it loses water to give anhydrous lanthanum(III) phosphate: 2(LAPO4 · H2O(s)) → 2 LaPO4 (s) + H20(g) This reaction is first order in the chemical amount of LAPO, · H2O. The rate constant varies with tempera- ture as follows: Temperature (°C) k (s-1) 205 2.3 x 10-4 219 3.69 x 10-4 246 7.75 x 10-4 260 12.3 x 10-4 Compute the activation energy of this reaction.
The reaction rate for the decomposition of N2O5 to form NO2 and O, was studied as a function of temperature. The first order reaction rate constants were found to be: I (K) k(s²) 273 7.9 x 107 298 3.5 x 105 308 1.4 x 104 318 5.0 x 104 328 1.5 x 10 3 338 4.9 x 103 What is the E, for this reaction in kJ/mol? Use Excel to plot the pertinent data and use linear regression to calculate the slope of the line connecting your data. Round your answer to 2 decimal places.
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Compare and contrast the mechanisms for the two gas- phase reactions H2 + Br2 → 2 HBr На + 1 — 2 HI