write a brief note on methods of separation of substances .
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Answers
Answer:
1. Sublimation:
sublimation is the changing of substance directly into gas/ vapor from solid due to heating and of vapor/gas into solid due to cooling down is known as sublimation. The substance which can subline, for example, Iodine, aeonium chloride, Nepheline balls and even Camphor.
2. Diffusion:
The spreading out and mixing in of a substance with another substance due to the motion of its particles is called diffusion. For example, when we put food coloring in water and wait without doing anything to it, we can see that it has completely 'diffused'. The motion of these particles is also called as the Brownian motion.
3. Filtration:
Filtration is when you remove a non soluble substance from a liquid.
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Answer:
Some of the common methods of separating substances or mixtures are:
Handpicking.
Threshing.
Winnowing.
Sieving.
Evaporation.
Distillation.
Filtration or Sedimentation.
Separating Funnel.