The molar excess Gibbs free energy, g E , for a binary liquid mixture – McqOptions

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1.	The molar excess Gibbs free energy, g E , for a binary liquid mixture at T and P is given by, ( g E / RT ) = A . x 1 . x 2 , where A is a constant. The corresponding equation for ln y 1 , where y 1 is the activity co-efficient of component 1, is
A.	A . x 2 2
B.	Ax 1
C.	Ax 2
D.	Ax 1 2
Answer» B. Ax 1

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