Question

9. True or false?
(a) A mixture of milk and water can be separated by filtration.
(b) A mixture of powdered salt and sugar can be separated by the process of
winnowing
44​

Answer 1

$\huge\bf{Answer :}$

(a) A mixture of milk and water can be separated by filtration.

• This statement is false. A mixture of milk and water can't be separated by the process of filtration because milk is soluble in water.

(b) A mixture of powdered salt and sugar can be separated by the process of winnowing.

• This statement is false. A mixute of powdered salt and sugar can't be separated by the process of winnowing because the particles of slat and sugar are in similar size and weight.

$\huge\bf{Extra\:Information :}$

Mixtures can be separated into pure substance by applying appropriate separation techniques.

Methods of separation are given below :

1. Filtration - Filtration is the process of separating solid state from any liquid by filter. The filter only allows liquid substances but not any solid state.

2. Distillation - Distillation is the process of separating mixture of two substances (one liquid and one solid) by boiling.

3. Sublimation - Sublimation process can be done in two solid substances. The sublimation is the process in which solid state directly changes into gaseous state without going through liquid state.

Answer 2

Answer:

1:false

2 false

3 false

4 false

5 false