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(a) All mixtures are homogeneous. Is thi...

(a) All mixtures are homogeneous. Is this statement correct ? Justify your answer.
(b) How can a saturated solution be made unsaturated ?

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(a) No, this statement is wrong. Mixtures can be homogeneous only if the constituents present are uniformly mixed and there is no boundary of separation of these constituents.
(b) A saturated solution can be made unsaturated in two ways :
(i) By increasing the temperature or by heating
(ii) By adding more of the solvent or by diluting the solution.
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