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∙ 10y agoIn dry air, about 1% is not oxygen or nitrogen. Argon accounts for most of that. However, under extremely humid conditions, water vapor may account for up to about 4% of the atmosphere by volume.
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∙ 10y agoOxygen and nitrogen are the two most abundant gases in the atmosphere. They make up 99% of the air.
nitrogen: 78% oxygen: 21% trace gases: 1%
The main gases in Earth's atmosphere are nitrogen, followed by oxygen.
Carbon dioxide oxygen and nitrogen and argon
21% oxygen, 78% nitrogen, and 1% of other gases
Oxygen and nitrogen are the two most abundant gases in the atmosphere. They make up 99% of the air.
75% nitrogen, 21% oxygen, 3% other gases.
The two main atmospheric gases are nitrogen and oxygen. The approximate percentage for nitrogen is 78% and oxygen's approximate percentage is 21%.
The two main atmospheric gases are nitrogen and oxygen. The approximate percentage for nitrogen is 78% and oxygen's approximate percentage is 21%.
Nitrogen and oxygen make up the largest percentage of the atmosphere.
Nitrogen,Oxygen,Carbon Dioxide And The rest of the percentage is other gases
Nitrogen. Nitrogen makes up roughly 78% of Earth's air. The other constituents include : * 20.95% oxygen * 0.93% argon * 0.038% carbon dioxideand traces of other gases, and transported water vapor in varying amounts.
Roughly 78% nitrogen, 21% oxygen and 1% argon
Nitrogen and Oxygen
Nitrogen and Oxygen.
Nitrogen and Oxygen
Oxygen and Nitrogen