30
The number of degrees of freedom for an azeotropic mixture in a two component vapour-liquid equilibria is/are
- AZero
- BOne
- CTwo
- DThree
Correct answer: B
Discussion 1
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0
CCommunity
One
Degree of freedom = C−∅+2
For azeotropic binary mixture since number of components(c)=2
Number of phases(∅)=2
Degree of freedom =2
But for azeotropic mixture since vapor composition = liquid composition
Degree of freedom becomes =1
Degree of freedom = C−∅+2
For azeotropic binary mixture since number of components(c)=2
Number of phases(∅)=2
Degree of freedom =2
But for azeotropic mixture since vapor composition = liquid composition
Degree of freedom becomes =1