The percentage of oxygen in the atmosphere is approximately 21%. Nitrogen makes up 78% and the last 2% percent is a mixture of various different gases, mostly argon.
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
Earth has the largest percentage of oxygen in its atmosphere compared to other planets in our solar system. Oxygen makes up about 21% of Earth's atmosphere, which is essential for supporting life as we know it.
The atmosphere is composed of approximatly 79% Nitrogen - 20% Oxygen - 1% Argon and 'other gasses'
Argon accounts 0.934% by volume of the Earth's atmosphere.
There is no atmospheric oxygen on the moon. There is oxygen bound up in the regolith, most notably in the mineral ilmenite. The quantities are as yet unknown
About 21 of the Earth's atmosphere is made up of oxygen.
Earth's atmosphere is about 21% oxygen by volume (for dry air).
Oxygen makes up about 21% of Earth's atmosphere.
Approximately 21% of Earth's atmosphere is made up of oxygen.
Nitrogen and oxygen make up the largest percentage of the atmosphere.
My atmosphere is the same as your atmosphere since we all live on the same planet. Oxygen makes up about 19.5% of the atmosphere.
Oxygen makes up about 20.95% of the Earth's atmosphere by weight.
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
The earths atmosphere is made up of 78% nitrogen and 21% oxygen
nitrogen and oxygen
nitrogen and oxygen
Oxygen makes up about 21% of the Earth's atmosphere.