1.

Explain how mixture differ from pure substances?

Answer»
Pure SubstancesMixtures
(i) They are homogeneous.(i) They can be both homogeneous as well as heterogeneous.
(ii) They have sharp melting points.(ii) They do not have sharp melting points.
(iii) They are either elements or compounds(iii) They are mixtures of elements and compounds.
(iv) The constituents of compounds are in fixed ratio.(iv) The constituents of mixture are not in fixed ratio.


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