Chemistry
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ISBN: 9781305957404
Author: Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
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Transcribed Image Text:Use the integrated rate law to calculate time elapsed.
The decomposition of nitramide in aqueous solution at 25 °C is first order (k = 4.70x10-5s-¹).
NH₂NO₂(aq) N₂O(g) + H₂O(1)
How much time is required for the concentration of NH₂NO₂ to drop to 0.205 M if its initial concentration was
0.426 M?
Transcribed Image Text:Use the integrated rate law to calculate reactant concentration at time t.
The gas phase decomposition of hydrogen peroxide at 400 °C
H₂O₂(g) H₂O(g) + 12 O₂(g)
is second order in H₂O₂ with a rate constant of 0.650 M-¹ s-¹.
If an experiment is performed in which the initial concentration of H₂O2 is 0.194 M, what is the concentration
of H₂O₂ after 58.2 seconds have passed?
M
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