What Percentage Of The Earth's Atmosphere Is Oxygen?


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Adarsh Pandey Profile
Adarsh Pandey answered
Earth's atmosphere is a mixture of different gases.It has varied gases like Oxygen,Nitrogen,Carbon-di-oxide,Noble Gases,Water Vapours.....
1.Nitrogen is 78%
2.Oxygen is 21%
3.Carbon-Di-Oxide is 0.003%
4.Noble Gases,Water Vapours and others(NO,CO...)make the remaining.
Anonymous Profile
Anonymous answered
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Anonymous Profile
Anonymous answered
The amount of oxygen on earth is uncountable because oxygen is produced without stopping so the amount of oxygen would go bumping up high per nanosecond
By: Science professor from University of Alberta

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