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0 votes
Nitrogen and oxygen are _____ gases in the atmoshere.

Trace
Variable
Primary
Rare

2 Answers

7 votes

They are he Primary gasses in the atmosphere with the percentages being 78% nitrogen, 21% oxygen

hope this has helped

User Atanamir
by
8.9k points
5 votes

Nitrogen and oxygen are primary gases in the atmosphere.

Trace

Variable

Primary

Rare

User SofDroid
by
8.9k points
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