Concentrations as a Function of Time at 55C for the Reaction 2N2O5(g)4NO2(g)+O2(g) Use the data in the table to calculate the average rate of decomposition of N2O5 during the time interval 100200s. Express your answer using two significant figures. Part B Use the data in the table to caloulate the average rate of formation of O2 during the time interval 100200s. Express your answer using two significant figures