Write some uses of gases in air
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Since atmospheric air consist of many types of gases.It consists of nitrogen (78.09%),oxygen (21%),argon (1%),carbon di-oxide (0.04%) and many other gases. Nitrogen is used for making ammonia ,which is used for making fertilizers,explosives and etc. ... Carbon di-oxide is used by plants for photosynthesis.
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1. Oxygen (O2): medical use, welding.
2. Nitrogen (N2): fire suppression, provides an inert atmosphere.
3. Helium (He): balloons, medical equipment.
4. Argon (Ar): welding, provides an inert atmosphere for materials.
5. Carbon dioxide (CO2): carbonated soft drinks.
6. Acetylene (C2H2): welding.
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