Respuesta :

  • N_2+2O_2—⟩2NO_2

1 mol of every gas weighs 22.4L at STP

So

Moles of oxygen

  • 33.6/22.4=1.5mol

1 mol Nitrogen required for 2 mol O_2

0.5 mol N_2 required for 1 mol O_2

Moles of Nitrogen

  • 0.5(1.5)
  • 0.75mol

Volume

  • 22.4(0.75)
  • 16.8L