Dinitrogen pentaoxide rapidly decomposes in the atmosphere according to the reaction 2 N2O5(g) 2 N2O4(g) + O2(g) .At a particular temperature,the slope of a plot of ln[N2O5] versus time in seconds is -0.00693.What is the half-life of this reaction if [N2O5]0 = 1.20 M?
A) 100 s
B) 120 s
C) 4.79 s
D) 72.2 s
E) 86.6 s
Correct Answer:
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