Question

A gas fills completely the vessel in which it is kept. give reason​

Answer 1

Answer:

because gas as no particular shape it occupy all space hence gas has no shape size medium

Answer 2

Answer:

A gas fills completely the vessel in which it is kept because there is negligible force of attraction between the particles of gas.Thus the gas particles move freely in all directions..these collisions of the gas particles with the walls of the container exert pressure on the walls of the container......