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Portage Learning CHEM 104 Module 1 Exam
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Portage Learning CHEM 104 Module 1 Exam
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By: brightkid • 4 months ago
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Portage Learning CHEM 104 Module 1 Exam, Portage Learning CHEM 104 Module 1 Exam:
Question 1
In the reaction of gaseous N2O5 to yield NO2 gas and O2 gas as shown below, the following data table
is obtained:
2 N2O5 (g) → 4 NO2 (g) + O2 (g)
Data Table #2
Time (sec) [N2O5] [O2]
0 0.300 M 0
300 0.272 M 0.014 M
600 0.224 M 0.038 M
900 0.204 M 0.048 M
1200 0.186 M 0.057 M
1800 0.156 M 0.072 M
2400 0.134 M 0.083 M
3000 0.120 M 0.090 M
1. Using the [O2] data from the table, show the calculation of the instantaneous rate early in the
reaction (0 secs to 300 sec).
2. Using the [O2] data from the table, show the calculation of the instantaneous rate late in the reaction
(2400 secs to 3000 secs).
3. Explain the relative values of the early instantaneous rate and the late instantaneous rate.
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