Question

what are gases?give two examples




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Answer 1

Answer:

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Gas is one of the four fundamental states of matter. A pure gas may be made up of individual atoms, elemental molecules made from one type of atom, or compound molecules made from a variety of atoms. A gas mixture, such as air, contains a variety of pure gases

Explanation:

examples of Gases

Hydrogen.

Nitrogen.

Oxygen.

Carbon Dioxide.

Carbon Monoxide.

Water Vapour.

Helium.

Answer 2

Answer:

Gas is a state of matter that has no fixed shape and no fixed volume. Gases have lower density than other states of matter, such as solids and liquids.

Example:- Oxygen (O²), Carbon dioxide (Co²).

Explanation:

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