Question

Summary of is matter around us pure? class 9​

Answer 1

Explanation:

in Chapter 9th matter around us the matter is there anything which occupies space and has mass is called matter like air water hydrogen and oxygen sugar and sand accept our five properties of matter is placed now days now days to their two properties where the battery is best place physical and the chemical that is made up of particles do you know that is made up of particles all over the world have a small small Tinny Tinny molecules that is combined joint and join and form a object and evidence for the particles in matter and the experiment on diffusion of different substances on the earth and Brownian motion dissolving a solid in liquid