PROBLEMS: 1) Temperature dependence of the rate constants for the gas phase decomposition of 2HI(g)→H,(g)+I,(g)are listed below: k (M'ls') 3.52 x 10-7 T(C) 283 3.45 x 10-5 2.29 x 10-4 1.16 x 10-3 3.12 x 10-2 356 393 427 508 a. Find the activation energy (Ea) from given data. (R=8.314 J/mol-K) b. Calculate the rate constant at 900°C. degree, half-life is 1.5 ho

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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themper rangin
4000 R-831
PROBLEMS:
1)
Temperature dependence of the rate constants for the gas phase decomposition of
2HI(g)→H,(g)+I,(g)are listed below:
k (M-'sl)
3.52 x 10-7
3.45 x 10-5
2.29 x 10-4
1.16 x 10-3
3.12 x 10-2
T(C)
283
356
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.
2) At 20 centigrade degree, half-life is 22.5 hour and in 40 centigrade degree, half-life is 1.5 hour for the
Transcribed Image Text:themper rangin 4000 R-831 PROBLEMS: 1) Temperature dependence of the rate constants for the gas phase decomposition of 2HI(g)→H,(g)+I,(g)are listed below: k (M-'sl) 3.52 x 10-7 3.45 x 10-5 2.29 x 10-4 1.16 x 10-3 3.12 x 10-2 T(C) 283 356 393 427 508 a. Find the activation energy (Ea) from given data. (R=8.314 J/mol-K) b. Calculate the rate constant at 900°C. 2) At 20 centigrade degree, half-life is 22.5 hour and in 40 centigrade degree, half-life is 1.5 hour for the
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