Steam distillation is used to purify a compound which is steam volatile and insoluble in water. The impurities should not be steam volatile. It is based on the principle that liquid will boil when partial sure. p=p_(1)+p_(2). It reduces the boiling point of liquid.("Weight of water distilled")/("Wt of substance distilled")=("M.wt of water"xx"V.P. of steam")/("M.Wt of substance"xx "V.P. of aniline")Isolation of essential oils from flowers etc is done by

Steam distillation is used to purify a compound which is steam volatil

1.	Steam distillation is used to purify a compound which is steam volatile and insoluble in water. The impurities should not be steam volatile. It is based on the principle that liquid will boil when partial sure. p=p_(1)+p_(2). It reduces the boiling point of liquid.("Weight of water distilled")/("Wt of substance distilled")=("M.wt of water"xx"V.P. of steam")/("M.Wt of substance"xx "V.P. of aniline")Isolation of essential oils from flowers etc is done by
Answer» Steam DISTILLATION Distillation Fractional distillation Distillation under reduced pressure Solution :By steam distillation essential OILS are ISOLATED from FLOWERS.