The decomposition of dinitrogen pentoxide in carbon tetrachloride solution at 30 °C
N2O52 NO2 + ½ O2
is first order in N2O5 with a rate constant of 4.10×10-3 min-1.
If an experiment is performed in which the initial concentration of N2O5 is 0.197 M, what is the concentration of N2O5 after 435 minutes have passed? __________ M