<u><em>Diffusion:
</em></u><em> in diffusion particles move from area of higher concentration to the area of lower concentration..
</em><u><em>causes:
</em></u><em>the movement of particles allow them ti disperse,,, when molecules are close to each other they collide with each other and push each other apart so they spread in the whole area... :)</em><u><em>
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Volume = 873 - 50 = 723 cm^3
Water boiling, no cheamical bonds have been altered.
Answer:
Music has an important place in our lives.
