___________ of a gas is defined as the space in which its molecules can move freely under a particular set of conditions.

________ have high density.

___________ have practically no tendency to diffuse.

_________posses neither a definite shape nor a definite volume.

In __________ the inter particle distances are quite large.

In ________ there is no definite arrangement of constituent particles and they are widely separated from one another.

In ____________ the particles are free to move in all directions.

In _________ the constituent particles are closely packed and occupy fixed positions in the lattice.

The pressure of a gas is generally measured by a simple device known as

__________ can fill uniformly any volume available to it.