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Concentration of oxygen in dry air is 20,946 %.
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∙ 12y ago
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How much oxygen is in the expired air in 8 cubic meters?
The concentration of oxygen in exhaled air is approximately 16% to 18%. In 8 cubic meters of exhaled air, this would translate to about 1.3 to 1.44 cubic meters of oxygen.
Is oxygen part of the air?
No. Oxygen is an element that typically comes in the form of O2. Air is a mixture of gasses and Oxygen is just one of them. Air is about 21% oxygen and 78% nitrogen with another 1% being a variety of other gasses.
What percentage of oxygen is in inspired air?
About 21% of inspired air is oxygen.
What is the product formed when Oxygen burns in air?
Oxygen can not burn in air.
What is the differences between inhaled air and exhaled air?
Inhaled air contains a greater volume of oxygen than carbon dioxide. Exhaled air is the opposite, since after the exchange of gases in the lungs the carbon dioxide in the blood is transferred into the lungs. Exhaled air contains a greater volume of carbon dioxide than oxygen. Also, there is more water vapour in exhaled air than inhaled air.
How much oxygen it there in the worlds air?
Air is approximately 20% Oxygen.
Do squid use oxygen and air?
Oxygen - yes. Air - no. Not much of that around underwater.
How much oxygen have you got in the air?
The Earth's atmosphere is composed of roughly 21% oxygen. This level of oxygen in the air is ideal for human respiratory needs.
How much oxygen in room?
About 20% of the volume of the air in the room is oxygen.
How much of the air you breathe out is oxygen?
Around 16% of the air you breathe out is oxygen. This percentage decreases from the 21% of oxygen in the air you inhale due to the exchange of gases that occurs during respiration.
How much oxygen does exhaled air contains approximately?
A small percent . exhaled air always contains oxygen .
How much oxygen is there in the air?
ideally 21% (20.95%)
What is in air that you need so much?
Oxygen, of course.
What is the major advantage of air?
The concentration of oxygen in the air is much much higher than in the water. This make obtaining oxygen much easier and strenuous activity (to a level higher than that is water) possible.
What are the uses of Oxygen and Nitrogen in air?
Oxygen keeps animals alive, Nitrogen is not much use.
How much oxygen is in the air in 1973?
In 1973, the composition of Earth's atmosphere was roughly the same as it is today, with oxygen making up about 21% of the air.
How much oxygen is in 1 liter of air?
Approx 180ml
