100%. All of the oxygen that I breathe comes from the air!
The answer that you were probably after, but did not ask, was about the percentage of oxygen in the air that we breathe. The questions may sound similar but they are not the same.
The answer is a little over 20%.
Oxygen
2.66666666667 is the decimal of oxygen in the air
No. Nitrogen makes up 78% of the air we breathe. Oxygen makes up 21%.
In the air around us there is 78% nitrogen 21% oxygen 1% other gasses
(Some of) the gases in the air and percentage: Nitrogen - 78.09 % Oxygen - 20.95% Argon - . 93% Carbon Dioxide - .02% -.04% Neon - .0018% Helium - .0005% Krypton - .0001% Hydrogen - .0005% Xenon - .000008% Ozone - .000002% Radon - Traces
20%
You breathe out 16.3% oxygen.
Yes. All humans breath a type of air called oxygen. Without oxygen we would die.
We get Oxygen from atmosphere.It is in air we breath.
oxygen
Approximately 21% of the air we breath is oxygen.
we breath in oxygen and plants breath co2
If we didn't Breath Air how else would we get our Oxygen!??
They get the oxygen from the air they breath.
when you breath in throught the nose all of that oxygen from the air comes from the oxygen and carbon dioxide that other people breath in.
Answer: Because the percentage of oxygen in the air is not as much as it is at sea level. When higher altitude is attained, oxygen levels drop. Hope this helps.
We get rid of waste when we breath out and when we breath in we take oxygen in to our lungs and breath.