Because the body has used the oxygen in the air to oxidize the nutrients you eat, this process combines the oxygen that you inhaled with carbon which makes up part of the nutrients you eat to form a...
Air in the atmosphere is a mix of about 78% nitrogen, 20.95% oxygen, 0.93% argon, and 0.038% carbon dioxide (CO2)
When air is breathed in (inhaled) oxygen is absorbed by the lungs, exchanging it...
The previous one sucks. Mine is definitely better but not perfect.The surrounding air has 21% of oxygen while exhaled air has 17%of oxygen.The rest i am still researching pls add on to complete so...
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