Question

for a mixture of the same liquid substance the cooler part will

Answer 1

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It is a process of direct conversion of a solid into the gaseous state on heating without passing through the intervening liquid state and vice-versa on cooling. Only those substances whose vapour pressures.

A process for the separation of waxy substances from a hydrocarbon oil containing the same which 400, cooling the oil to a low temperature at which at least part of the said waxy substances is precipitated

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