What is the composition of air?
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air is a gaseaus substan that is composed primarily of nitrogen, oxygen and argon. the air in atmosphere the surrounds the earth is approx 78 percent nitrogen, 21 percent oxygen and 1 percent argon with the reminder mad up of various other gases include neon,helium and hydrogen .
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the components of air are nitrogen, oxygen, noble gases, carbon dioxide, water vapour, smoke and dust particles.
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