ICSE Class 7 Answered
Why is oxygen called active air
Asked by manisri_g | 05 Feb, 2018, 08:12: PM
For respiration all living beings need oxygen.
Also for combustion oxygen is essential.
Oxygen dissolves in water which supports aquatic life.
Therefore oxygen is called active air.
Answered by Varsha | 06 Feb, 2018, 10:04: AM
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