7) The decomposition of dinitrogen pentoxide is described by the chemical equation
2 N2O5(g) →4 NO2(g) +O2(g)
If the rate of appearance of O2 is equal to 2.40 mol/min at a particular moment, what is the rate
of disappearance of N2O5 at that moment?
A) 1.20 mol/min B) 9.60 mol/min
C) 4.80 mol/min D) 0.600 mol/min