Question

Give the principle, advantages and disadvantages and examples for
a. sieving
b. distillation.

Answer 1

Answer:

a)During sieving the sample is subjected to horizontal or vertical movement in accordance with the chosen method.

advantages and disadvantages are:

Low investment cost, high accuracy, and ease of handling make sieve analysis a commonly used procedure for determining the particle size.

b) It is heating the liquid to form a vapour and then cooling it to get back the liquid. It is used to separate components of a mixture containing two miscible liquids that boil without decomposition and have sufficient difference in their boiling points.

advantages and disadvantages are:

It is a process of water softening, and it involves heating the water that it to be softened. ...

It is relatively cheap.

It can also be reused.