Nitrogen.
Oxygen
Nitrogen.
0.00015 = 0.015 percent
Oxygen
Typically, the air you breathe is comprised of 18 to 21 percent Oxygen.
Oxygen makes up 21 percent of the air by volume.
Nitrogen makes up almost 80 percent of air. Oxygen makes up about 21 percent, with the remaining 1 percent made up of various gases such as carbon dioxide, argon, and others.
It is nitrogen and it makes more than 78% of the air.
Nitrogen.
oxygen! There is 21 percent oxygen in inspired ( the stuff you breath in) air and 13 percent in expired(the stuff you breath out)
The largest percentage of gas in air is nitrogen, which makes up about 78% of Earth's atmosphere. Oxygen is the second most abundant gas in the atmosphere, comprising around 21%. The remaining 1% consists of other gases such as argon, carbon dioxide, and trace amounts of other gases.
Oxygen makes up about 20% of Earth's atmosphere.
oxygen
Troposphere is name of the layer. It contains 75 percent of the air.
Oxygen
Nitrogen makes up about 78% of Earth's atmosphere, which is the most abundant gas.
Oxygen makes up about 21% of the air we breathe.