The diagram given below represents the vapour pressure and mole fraction of an ideal solution of component 1 and 2. Answer the following questions. Which of the following statements is true about the diagram?

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Component I is more volatile than component 2

Component I is less volatile than component 2

Component 1 is equally volatile as component 2

None of the above is true

answer is B.

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Detailed Solution

The minimum value of ptotal is p1∘ and maximum value is p2∘assuming that component 1 is less volatile than component 2,i.e.p1∘

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