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The. major conditude of atmotphear bypercent. is A . NitrogenB. OxygenC. Carbon dioxide |
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Answer» Answer: A. Nitrogen is your correct answer because of following reason - By VOLUME, dry air contains 78.09% nitrogen, 20.95% oxygen, 0.93% argon, 0.04% CARBON dioxide, and small AMOUNTS of other gases. Air also contains a VARIABLE AMOUNT of water vapor, on average around 1% at sea level, and 0.4% over the entire atmosphere |
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