1.

In the production of quinoline this compound is isolated from the reaction mixture by steam distillation. Calculate (a) at what temperature the mixture of water and quinoline will boil under a pressure of 740,mm Hg. (b) What is the maximum number of grams of quinoline which can be distilled with 1000g water vapour under this pressure. The temperature dependence of vapour pressure. The temprature dependence of vapour pressure of water and quionoline is given as follows : Molecular weight of quinoline =129

Answer»


Solution :(a) This is an immiscible mixture of WATER and quinoline, so
`P_(1)^(@)+P_(2)^(@)=740`
By the HELP of table, we can say
`=98.5+((99-98.5))/((741.21727.95))xx(740-727.95)=98.54`.


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