Question

Q9. When a crystal of copper sulphate is placed at the bottom of a beaker containing water, the
water slowly turns blue. Why? What does this observation tell us about the nature of copper
sulphate and water?
Q10. Write in brief an activity to show the particulate nature of matter. What are the​

Answer 1

Answer:

9Q]this is due to the movement of water particles. due to this, the copper sulphate particles and water molecules get mix with each other by the process of diffusion. due to this diffusion, when a crystal of copper sulphate is placed at the bottom of a beaker containing water , the water slowly turns blue.

10q] is incomplete

Explanation:

Answer 2

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