78%
The air we breathe is composed of approximately 78% nitrogen. This nitrogen is vital for many biological processes, but is generally inert and does not react with other components in the air.
Air contains about 78% nitrogen by volume.
On average, humans breathe out about 3.5% of nitrogen in exhaled air, which is roughly 78% of the air we breathe in. This nitrogen is not utilized by the body and is simply exhaled back into the atmosphere.
The Earth's atmosphere contains 78% nitrogen.
Our air is about 79% Nitrogen.
There is about 78.09% of nitrogen in the air.
Approximately 78 of the air we breathe is nitrogen.
The atmosphere is 78.08% Nitrogen78%70%
The air we breathe is composed of approximately 78% nitrogen. This nitrogen is vital for many biological processes, but is generally inert and does not react with other components in the air.
Air is about 78% nitrogen pretty much everywhere on Earth.
Air contains about 78% nitrogen by volume.
On average, humans breathe out about 3.5% of nitrogen in exhaled air, which is roughly 78% of the air we breathe in. This nitrogen is not utilized by the body and is simply exhaled back into the atmosphere.
70/78 aiR
Oxygen keeps animals alive, Nitrogen is not much use.
The air is made up, mostly, of oxygen and nitrogen.. Air is 78 % nitrogen, 21 % oxygen, about 1 % argon, and a whole raft of other gases present in even smaller amounts..
The Earth's atmosphere contains 78% nitrogen.
Nitrogen doesn't contain air, but the air contains Nitrogen.