Multiple Choice
At elevated temperatures,nitrogen dioxide decomposes to nitrogen oxide and oxygen: NO2 (g) → NO (g) + O2 (g)
The reaction is second order in NO2 with a rate constant of 0.543 M-1s-1at If the initial [NO2] is
it will take ________ s for the concentration to drop to
A) 3.34
B) 0.0880
C) 2.29
D) 0.299
E) 17.5
Correct Answer:

Verified
Correct Answer:
Verified
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