Question

The boiling temperature and composition curve of
'water ethanol" solution is given below.
Boiling
Temperature
Mole fraction of B
Al point 'C', the mixture has ethanol 95.8% by
weight in vapour phase. If this solution is boiled at
78.13°C, then percentage by weight of water in
liquid phase is (boiling temperature = 78.13°C)
(1) 95.8%
(2) 4.2%
(3) 80.8%
(4) 43.5%
​

Answer 1

Answer:= 95.8%

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