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19-02-2017
Geography

contestada

Which owhich of the following gases is not found in earth s atmosphere?
a. oxygen
c. hydrogen
b. nitrogen
d. all of the above are in the atmosphere f the following is not a major gas of earth's atmosphere?

Respuesta :

19-02-2017

d. all of the above are in the atmosphere

Hydrogen is not a major gas in earth's atmosphere.

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