A sample of 0.900 mol N2O is placed in a sealed container, where it decomposes irreversibly to N2 an โ Kinetics Chemistry Question
Question
A sample of 0.900 mol N2O is placed in a sealed container, where it decomposes irreversibly to N2 and O2 in a first-order reaction. After 42.0 min, 0.640 mol N2O remains. How long will it take for the reaction to be 90.0% complete?
A.
13.0 min
B.
85.4 min
C.
131 min
D.โ Correct
284 min
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