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The one with the highest molecular/atomic weight.

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11y ago

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What gas is heavier hydrogen or oxygen?

oxygen gas is heavier than hydrogen gas


Is LP gas heavier than air?

Yes, LP gas is heavier than air.


How is oxygen gas heavier?

Oxygen gas is considered heavier than other gases (like nitrogen and helium) because the oxygen molecule (O2) has a higher molecular weight due to its two oxygen atoms bonded together. This higher molecular weight causes oxygen gas to be denser and therefore heavier than some other gases.


What gas is heavier?

Carbon dioxide (CO2) is heavier than air.


Is natural gas heavier than air?

Yes, natural gas is lighter than air. It will rise and dissipate into the atmosphere if released into the air.


Is LP heavier than air?

Yes, LP (liquefied petroleum gas) is heavier than air.


What gases are heavier than helium?

Helium exists as a monatomic gas, with atomic mass of 4.0. Thus any gas with a molecular mass higher than 4.0 would be heavier than helium. Hydrogen is the only gas that is lighter than helium; all others are heavier than helium.


Is carbon dioxide the most heaviest gas?

There are other gasses that are heavier (denser). The MOST dense gas is a rare highly corrosive gas known as tungsten hexafluoride. A more common gas, Radon, is about 5 times heavier than CO2. It is radioactive, though.


Does a gas become heavier than air when it condenses into a liquid?

This depends on the gas.


Which is more heavier - hydrogen gas or oxygen gas?

Mass of Hydrogen gas:- 2g/mol Mass of Oxygen gas :- 32g/mol Therefore, Oxygen gas is more heavier


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