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OpenStudy (anonymous):
Because Earth's atmosphere has been altered by the presence of life, its atmosphere contains more ____ than any other planet. (Points : 3) nitrogen oxygen hydrogen
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OpenStudy (anonymous):
By volume, dry air contains 78.09% nitrogen, 20.95% oxygen,[1] 0.93% argon, 0.039%
OpenStudy (anonymous):
by double checking u knw that the answer is actually nitrogen
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