0
The composition of standard dry atmosphere is:
- nitrogen 78,084 %
- oxygen 20,946 %
- argon 0,934 %
- carbon dioxide 0,039 %
and extremely low concentrations of He, Ne, CO, Kr, Xe, Rn, CH4, O3.
Wiki User
∙ 12y ago
Wiki User
∙ 11y agoNitrogen, Oxygen, Carbon Dioxide and noble gases such as Neon and Argon. But nitrogen is the most common.
Wiki User
∙ 12y agoNitrogen - 78%
Oxygen - 21%
Noble and other gases - 0.97%
Carbon - di - oxide - 0.03%
Wiki User
∙ 15y agoIn Earth's atmosphere the major gases (excluding water vapour) at sea level are:
* Nitrogen (78%) * Oxygen (21%) * Argon (1%) * Carbon dioxide (300 ppm)
Wiki User
∙ 14y ago1: nitrogen
Add your answer:
Earn +20 pts
Which gas is 20 percent of the air you breathe?
oxygen is 20% of the air you breathe
Is the greatest amount of gas in the air oxygen?
No it isn't. It is Nitrogen, which makes up 70% of the air we breathe.
Did dinosaurs breathe oxygen or gas?
Like all living things, dinosaurs breathe in air (a mixture of different gases), but only the oxygen is used in respiration.
What gas makes up more than three fourths of the air we breathe?
That would be the element, "Nitrogen".
Is oxygen a metal?
No. This is impossible because we breath it in.
What is the third most common gas in the air you breathe?
This gas is argon - 0,9340 %.
What is the most common gas found in the air you breathe?
Oxygen it helps the trees breathe too.
What is the second most common gas found in the air we breathe?
Oxygen is the second most common/abundant gas in the air that we breathe. Nitrogen is the most abundant gas in the air we breathe. The composition of air is often treated as 79 mole or volume percent N2 and 21 mole or volume percent O2.
What is the second most common gas found in the air we breath?
Oxygen is the second most common/abundant gas in the air that we breathe. Nitrogen is the most abundant gas in the air we breathe. The composition of air is often treated as 79 mole or volume percent N2 and 21 mole or volume percent O2.
What is a common term for what we breathe in?
The common term for what we breathe in is air.
Which gas is 20 percent of the air you breathe?
oxygen is 20% of the air you breathe
What is the third most common gas found in the air you breathe?
In dry air it is argon, but under typical conditions, it is water vapor.
What is th second most common gas found in the air we breathe?
This gas is oxygen - 20,946 %.
What is second most common gas found in the air you breathe?
Nitrogen which makes up about 78 percent of the atmosphere.
What gas do spiders breathe?
Air
What describes the air we breathe?
It is a gas.
The air that you breathe is an example of a?
Gas
