In a study of the decomposition of hydrogen lodide on a gold surface at 150 °C HI(g)Va H2(9) + Va I2(9) the following data were obtained: (HI), M 5.65x102 2.83x102 1.42x102 0.113 seconds 523 784 915 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.113 M is a starting concentration is 5.65x102 M is 823 (2) The average rate of disappearance of HI from t0 s to t 523 s is (3) The average rate of disappearance of HI from t 523 s to t 784 s is Ms (4) Based on these data th rate constant for this vl order reaction is
In a study of the decomposition of hydrogen lodide on a gold surface at 150 °C HI(g)Va H2(9) + Va I2(9) the following data were obtained: (HI), M 5.65x102 2.83x102 1.42x102 0.113 seconds 523 784 915 Hint: It is not necessary to graph these data. (1) The observed half life for this reaction when the starting concentration is 0.113 M is a starting concentration is 5.65x102 M is 823 (2) The average rate of disappearance of HI from t0 s to t 523 s is (3) The average rate of disappearance of HI from t 523 s to t 784 s is Ms (4) Based on these data th rate constant for this vl order reaction is
Chemistry
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Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Chapter1: Chemical Foundations
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Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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Transcribed Image Text:In a study of the decomposition of hydrogen iodide on a gold surface at 150 °C
HI(g)Va H2(9) + % I2(9)
the following data were obtained:
(HI), M
5.65x102 2.83x10 2
1.42x10 2
0.113
seconds
523
784
915
Hint: It is not necessary to graph these data.
(1)
The observed half life for this reaction when the starting concentration is 0.113 M is a
and when the
starting concentration is 5.65x102 M is s23
(2)
The average rate of disappearance of HI from t0s to t 523 s is
Ms,
(3)
The average rate of disappearance of HI from t- 523 s to t- 784 s is
Ms
(4)
Based on these data, the rate constant for this
order reaction is
Ms1
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