What is the composition of air?

Answer

Air is composed of gases with nitrogen being the most abundant gas at 78.09%. The second most abundant gas is oxygen at 20.95% and is followed by argon which is 0.93%. Carbon dioxide is 0.038% and the remaining gases such as neon, helium, krypton, xenon and hydrogen occupy less than 0.002% each.
Q&A Related to "What is the composition of air?"
Composition of air (% by volume): Nitrogen (N2): 78.09% Oxygen (O2): 20.95% Argon (Ar): 0.93% Carbon dioxide (CO2): 0.038% Others (less than 0.002% each): Neon (Ne), Helium (He),
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Video Transcript. It's a sad fact, but obesity is on the rise in America, and so there's a lot of discussion about things like body mass index. Hi, I'm Janice Creneti, and I'm here
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See http://periodictable.com/Propert... In summary 75% Hydrogen 23% Helium 1% Oxygen 0.5% Carbon 0.5% all the rest of the elements. Embed
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Over time, stone that has been exposed to weathering will gradually form debris and sand particles. Sand particles are also formed by manually grinding stone into small particles.
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1 Additional Answer
In the air, there are may gases. The two most common that are specifically needed are oxygen and nitrogen to be used by animals and plants, respectively.
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