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4. The decomposition of dinitrogen pentoxide is a first order reaction with a rate constant of 0.15 s -1 at 353K. 2 N 2 O

4. The decomposition of dinitrogen pentoxide is a first order reaction with a rate constant of 0.15 s-1 at 353K.

2 N2O5 (g) → 2 N2 (g) + 5 O2 (g)

 

a) What is the half-life of this reaction at this temperature?

b) How much time (in seconds) is required for 68% of a sample of N2O5 to decompose?

 

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