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It isn't. Oxygen is created and used at varying rates depending on the environment. Though the amount is quite closely balanced.
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∙ 9y ago
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Which two processes are responsible for keeping the percentage of atmospheric oxygen the constant levels?
Oxygen is produced by plants and blue-green algae and consumed by burning and animals breathing.
Which two processes are responsible for keeping the percentage of atmospheric oxygen at relatively constant levels?
Oxygen is produced by plants and blue-green algae and consumed by burning and animals breathing.
What is the percentage of oxygen in sucrose?
The percentage of oxygen in sucrose is 51,41549 %.
What is saturated percentage of oxygen?
Saturated percentage of oxygen (SpO2) is a measurement of oxygen levels in the blood
What is the percentage composition of oxygen in C7H15NO3?
The percentage of oxygen (in mass) is 29,776 %.
Does molal elevation constant depend on nature of solvent?
This is a colligative property which does not depend on the nature of solute is the molal boiling point elevation constant or ebullioscopic constant of the solvent.
4litre of oxygen is how much percentage of oxygen?
28%
What percentage do you breath out oxygen?
You breathe out 16.3% oxygen.
What group of prokaryotes are organisms that require a constant supply of oxygen?
organisms that require a constant supply of oxygen from the prokaryotic group are called "obligate aerobes
What is the percentage of the oxygen?
21%
What is the percentage of pure air composed of oxygen?
21%oxygen
What is the percentage of oxygen in earths air?
21% of the air is oxygen
