The volume of 1.5 gm atoms of helium gas under standard conditions of temperature and pressure is ___ L.
Volume of 1 gram atom of Helium = 22.4 L at STP
Volume of 1.5 gram atom of Helium = 1.5 × 22.4 = 33.6L
The volume of 1.5 gm atoms of helium gas under standard conditions of temperature and pressure is