Question

Can any body tell me some uses of gases in the air

Answer 1

Explanation:

Oxygen (O2): medical use, welding. Nitrogen (N2): fire suppression, provides an inert atmosphere. ... Argon (Ar): welding, provides an inert atmosphere for materials. Carbon dioxide (CO2): carbonated soft drinks

Answer 2

Gases help us as follows :-

• Breathe
• Food (plants prepare food using CO2 through which we are able to eat)
• Prevent asteroids and meteoroids from entering into the Earth (ozone )
• Fizzy drinks (CO2)

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