
Chemistry
10th Edition
ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher: Cengage Learning
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Transcribed Image Text:12. The experimental rate constant for the reaction of iodide ion with methyl bromide is 7.70 x
10-3 L mol-1 s-1 at 50:00 C° and 4.18 x 10-5 L mol-1 s-1 at 0.00 C°. Calculate the
frequency factor and activation energy.
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- Calculate the rate constant, k, for a reaction at 73.0 °C that has an activation energy of 83.5 kJ/mol and a frequency factor of 2.53 x 10¹¹ s−¹. k= 8-1arrow_forwardThe rate constant k for a certain reaction is measured at two different temperatures: temperature k 362.0 °C 1.3 x 1010 423.0 °C 1.7× 10¹0 Assuming the rate constant obeys the Arrhenius equation, calculate the activation energy E for this reaction. Round your answer to 2 significant digits. kJ E = x10 mol X S ?arrow_forwardDetermine the activation energy of the reaction.arrow_forward
- A certain 2nd order reaction is known to proceed by a two-step process such that k1<<k2. The forward reaction has an activation energy of 48 kJ/mole and the reverse reaction has an activation energy of 62 kJ/mole. Sketch the energy diagram for the reaction.arrow_forwardDetermine the activation energy, Ea, (in kJ/mol) of the decomposition reaction, CH3CHO → CH4 + CO. k (M-1/2 s-1) T (°C) 0.01028 940 0.0655 1380arrow_forwardFor a certain reaction, the activation energy is found to be (1.77x10^1) kJ/mol. If the rate constant is (3.6x10^-5) at (3.78x10^2) K, what is the rate constant at (6.290x10^2) K? R = 8.314 J/Kmol; T(K) = T(°C) + 273arrow_forward
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