Q. 53.7( 3 Votes )
How will you separate a mixture containing saw dust, naphthalene and iron filings?
Mixture containing saw dust, napthalene and iron filling can be separated as follows :
a) We bring magnet near the mixture as a result iron filling get attracted to it and we are left with saw dust and napthalene.
b) Now we adopt the process of sublimation and heat the given mixture gently then napthalene sublimes which then can be collected by cooling and sand dust is left behind.
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