the decomposition of N2O5 follows first order kinetics. reaction 2N2O5 --> 4NO2 + O2. the rate constant is 3.38*10^-5 1/sec. Calculate the following

a) half life time of N2O5

b) if the initial pressure is 500 torr, what will the pressure be after 10 seconds?

c) after 10 minutes?

d) after the initiation of the reaction

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