Question

to show that there is space between particles of matter

Answer 1

particles of have space between them:-
and in this experiment , the particles of potassium peramaganate and those of water mix on thier own, without any external stirring. sice the particles

Answer 2

Take a half filled beaker of water and mark the level of water add some salt into it and mix it you found the level of water is not increase so we can say matter have space between them.