A postulated mechanism for the reaction2N2O5 (g) →4NO2 (g) + O2 (g) consists of the following three steps
N2O5 ↔NO2 +NO3 (fast equilibrium)
NO2 + NO3 → NO+NO2 +O2 (slow)
NO3 +NO →2NO2 (fast)
Assuming this is the correct mechanism what would the rate lawfor this reaction be?