What is the lightest gas?

4 answers

ANSWER #1 of 4

this is very old thing to make light with gas

ANSWER #2 of 4

Hydrogen weighs less than other gasses in the same amount, temperature, pressure and volume.

ANSWER #3 of 4

of course not

ANSWER #4 of 4

Hydrogen and Helium gas are considered as the lightest gas. Helium gas helps in filling helium balloons because they are lighter than air that makes the balloon to fly. If you are in need of Helium gas follow this link

Balloonee - Buy Helium Gas | Helium Gas Suppliers in Dubai
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