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Encyclopedia
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Oxygen: Encyclopedia - Oxygen
Oxygen is a chemical element in the periodic table. It has the symbol O and atomic number 8. The element is very common, found not only o...
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Encyclopedia
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Oxygen: Encyclopedia Ii - Oxygen - Characteristics
At standard temperature and pressure, oxygen exists as a diatomic molecule with the formula O2, in which the two oxygen atoms are doubly ...
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Encyclopedia
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Oxygen: Encyclopedia Ii - Oxygen - Precautions
Oxygen can be toxic at elevated partial pressures (i.e. high relative concentrations). This is important in some forms of scuba diving, s...
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Encyclopedia
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Oxygen: Encyclopedia Ii - Oxygen - Applications
Liquid oxygen finds use as an oxidizer in rocket propulsion. Oxygen is essential to respiration, so oxygen supplementation has found use ...
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Encyclopedia
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Oxygen: Encyclopedia Ii - Oxygen - History
Oxygen was first discovered by Michał Sędziwój, Polish alchemist and philosopher in late 16th century. Sędziwój assumed the existenc...
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