Chemistry questions?

1.What happens when the temperature of a saturated copper sulphate is increased?

2.It is seen that pressure has a positive effect on the solublity of gases. Why is it so?

3.Name the chemical compound used for loading.

4.How will you obtain pure sugar from a given sample of impure sugar/

5. How colloids are made?

6. What is the role of colloids in our daily life?

7. Why ice floats in water?

8.Where does the technique of fractional distillation finds application?

9. Why solublity of gases decreases with increase in temperature while those of solids increases?

20. What are the chracteristics of elements?

Answer:
sounds like someone waited until the last minute to do their homework. Good luck. No one is going to answer all those questions in one question.
Maybe you should try doing your own homework.

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