A gas completely fills the vessel in which it is kept. Why?

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Solution

The particles of gases have large intermolecular spaces and high
kinetic energy. However, they have low intermolecular forces between its particles. Hence, the particles of the gases easily spread into the entire space of the containing vessel.

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Q. Question 3 (a)
Give reasons
A gas fills completely the vessel in which it is kept.

Q. (a) Why does a gas exert pressure?
(b) Why does a gas fill a vessel completely?
(c) Why are gases so easily compressible whereas it is almost impossible to compress a solid or a liquid?

Give reasons:
(a) A gas fills completely the vessel in which it is kept.
(b) A gas exerts pressure on the walls of the container.
(c) A wooden table should be called a solid.
(d) We can easily move our hand in air but to do the same through a solid block of wood we need a karate expert.

A gas fills the vessel completely, in which it is kept. Why? [2MARKS].

Q. Why does a gas fill completely the vessel in which it is kept?

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A gas completely fills the vessel in which it is kept. Why?

The particles of gases have large intermolecular spaces and high kinetic energy. However, they have low intermolecular forces between its particles. Hence, the particles of the gases easily spread into the entire space of the containing vessel.

The particles of gases have large intermolecular spaces and high
kinetic energy. However, they have low intermolecular forces between its particles. Hence, the particles of the gases easily spread into the entire space of the containing vessel.