Kit Library / Science / Chemistry
⚡ Topic Learning KitAir and Its Components
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Air and Its Components
Air is the invisible mixture of gases that surrounds Earth and sustains life. It is composed mainly of nitrogen and oxygen, along with small amounts of carbon dioxide, water vapour, and other gases. Understanding air's c…
- Air is a mixture of gases, not a single substance.
- The main gases in air are nitrogen (~78%) and oxygen (~21%).
- Carbon dioxide makes up about 0.03–0.04% of air.
~15 min · full explanation, examples & memory tricks in the app
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