Rank the following gases from most dense to least dense at 1.00 atm

and 298 K
.
Rank gases from most to least dense. To rank gases as equivalent, overlap them.

1. Ammonia (NH3)

2. Carbon dioxide (CO2)
3. Neon (Ne)
4. Hydrogen (H2)
5. Methane (CH4)
6. Helium (He)