Gasses in Air - Sorted by percentage

Posted in Science

Gas Chemical Symbol Percentage in everyday air
Nitrogen N2 78.084 %
Oxygen O2 20.9476 %
Argon Ar 0.934 %
Carbon Dioxide CO2 0.0314 %
Neon Ne 0.001818 %
Helium He 0.000524 %
Methane CH4 0.0002 %
Krypton Kr 0.000114 %
Hydrogen H2 0.00005 %
Xenon Xe 0.0000087 %

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