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Nitrogen. Nitrogen makes up roughly 78% of Earth's air. The other constituents include : * 20.95% oxygen * 0.93% argon * 0.038% carbon dioxide

and traces of other gases, and transported water vapor in varying amounts.

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Related Questions

What is 78 percent of earths atmosphere composed of?

Nitrogen makes up about 78 percent of Earth's atmosphere.


What is the gas that 78 percent of the atmosphere is made out of?

The gas that makes up about 78% of Earth's atmosphere is nitrogen. Oxygen is the next most abundant gas, making up about 21% of the atmosphere.


What is the gas that makes up the largest percent of the atmosphere?

Nitrogen makes up 78% of the Earth's atmosphere. Oxygen makes up about 21%.


What percent of the air is nitrogen gas?

Nitrogen gas makes up about 78% of Earth's atmosphere.


What gas makes up about 80 percent of the air on earth?

Nitrogen makes up about 79% of the atmosphere.


Does carbon dioxide make up 78 percent of the gases in the atmosphere?

No, carbon dioxide makes up about 0.04% of the gases in Earth's atmosphere. The most abundant gas in the atmosphere is nitrogen, which makes up about 78%.


How many percent of the air that nitrogen gas consists?

Nitrogen gas makes up approximately 78% of Earth's atmosphere.


What is the second common gas found in the air you breath?

Nitrogen which makes up about 78 percent of the atmosphere.


Which gas makes up 78 percent of our atmosphere but can be used by plants only when transformed by bacteria?

nitrogen-


What is the gas found in 75 percent of the atmosphere?

Nitrogen, it actually makes up just over 78% of the Earths atmosphere by volume.


What two gases are the highest percent?

In Earth's atmosphere, nitrogen gas (N2) makes up about 78% and oxygen gas (O2) makes up about 21%.


What percent of the air nitrogen?

78%