When the liquid phase and vapour phase of a binary system obeys Raoult – McqOptions

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1.	When the liquid phase and vapour phase of a binary system obeys Raoult\'s and Dalton\'s law respectively, the relative volatility is the ratio of
A.	vapour pressure of component A to the total pressure.
B.	vapour pressure of component A to that of component
C.	partial pressure of component A to the total pressure.
D.	vapour pressure of component A to the partial pressure of
Answer» C. partial pressure of component A to the total pressure.

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