Nitrogen (symbol N2) makes up 78% of the composition of air.
Nitrogen makes up 78% of the earths atmosphere Oxygen makes up 21% of the earths atmosphere
Nitrogen
Nitrogen makes up about 78 percent of Earth's atmosphere.
That would be Nitrogen.
Nitrogen is the substance that makes up most of earth's atmosphere making up 78% of the gases
Nitrogen makes up 78% of the earths atmosphere Oxygen makes up 21% of the earths atmosphere
Nitrogen
Nitrogen makes up about 78 percent of Earth's atmosphere.
Earths atmosphere is 78% nitrogen,21%oxygen,0.9% argon,and 0.03% carbon dioxide with very small percentages of other elements
Nitrogen
That would be Nitrogen.
Nitrogen is the substance that makes up most of earth's atmosphere making up 78% of the gases
It is nitrogen and it makes more than 78% of the air.
Nitrogen.
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Oxygen, not quite Nitrogen makes up 78% of the earth's atmosphere.
Nitrogen which makes up about 78% of the air we breath.