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Question
On what principle are the following methods of separation based? Give one example of a mixture for each of the methods mentioned in which they are used
Solvent extraction method
Solution
Solvent extraction method : This method is used when one of the solid components is soluble in a liquid.
Example : A mixture of sand and salt can be separated by this method. Salt gets dissolved in water while sand settles down in the container. The salt solution is then decanted. Salt is separated from the solution by evaporation. In this way, they can be separated.
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