The following data are for the decomposition of dinitrogen pentoxide in carbon t

The following data are for the decomposition of dinitrogen pentoxide in carbon tetrachloride solution at 30 °C.

N₂O₅

2 NO_{+ ½ O₂}

[ N₂O₅ >, M	1.26	0.630	0.315	0.158
time, min	0	116	232	348

Hint: It is not necessary to graph these data.

(1)

The half life observed for this reaction is

min .

(2)

Based on these data, the rate constant for this
order reaction is

min
^-1.