Oxygen
Oxygen
65% of Body Weight
Oxygen is present in water and other compounds.
65% of Body Weight
Oxygen is present in water and other compounds.
Liquid oxygen in an unsilvered dewar flask.
Liquid oxygen is blue.
Warwick Hillier,
Warwick Hillier,
Australia National University, Canberra
Oxygen is necessary for respiration. You will find this element in the lungs, since about 20% of the air you breathe is oxygen.
Oxygen is necessary for respiration. You will find this element in the lungs, since about 20% of the air you breathe is oxygen.
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