Q.
In steam distillation of toluene, the pressure of toluene in vapour is
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AIPMTAIPMT 2001Organic Chemistry – Some Basic Principles and Techniques
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Solution:
In steam distillation of toluene, the pressure of
toluene in vapour is less than pressure of barometer,
because it is carried out when a solid or liquid is
insoluble in water and is volatile with steam but the
impurities are non-volatile.