1)Temperature dependence of the rate constants for the gas phase decomposition of2HI(g) H,(g)+I,(g)are listed below:T(C)283k (M-'s"')3.52 x 10-73.45 x 10-53562.29 x 1041.16 x 10-33.12 x 10-2393427508a. Find the activation energy (Ea) from given data. (R=8.314 J/mol-K)b. Calculate the rate constant at 900°C.

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a. Find the activation energy (Ea) from given data. (R=8.314 J/mol-K) b. Calculate the rate constant at 900°C.

Chemistry for Engineering Students

4th Edition

ISBN:9781337398909

Author:Lawrence S. Brown, Tom Holme

Publisher:Lawrence S. Brown, Tom Holme

Chapter11: Chemical Kinetics

Section: Chapter Questions

Problem 11.33PAE: The following experimental data were obtained for the reaction of \'I14* and NOf in acidic solution....

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Question

1)
Temperature dependence of the rate constants for the gas phase decomposition of
2HI(g) H,(g)+I,(g)are listed below:
T(C)
283
k (M-'s"')
3.52 x 10-7
3.45 x 10-5
356
2.29 x 104
1.16 x 10-3
3.12 x 10-2
393
427
508
a. Find the activation energy (Ea) from given data. (R=8.314 J/mol-K)
b. Calculate the rate constant at 900°C.

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