Give 2 examples each of -
1)Diffusion of solid into gas.
2)Diffusion of liquid into gas.
3)Diffusion of liquid into solid.
4)Diffusion of gas into liquid.
5)Diffusion of gas into solid.

1. Diffusion of solid into gas - Smoke and automobile exhaust.
2. Diffusion of liquid into gas - Fog and Cloud.
3. Diffusion of liquid into solid - Jelly and Butter.
4. Diffusion of gas into liquid - Shaving cream,foams.
5. Diffusion of gas into solid - Rubber and sponge.