What happens when the two Gibbs energy curves for the - and -phases – McqOptions

MCQOPTIONS

1.	What happens when the two Gibbs energy curves for the - and -phases have a common tangent and the equilibrium has been established?
A.	Driving force for diffusion increases
B.	Driving force for diffusion decreases
C.	Driving force for diffusion remains constant
D.	Driving force first decreases then increases
Answer» B. Driving force for diffusion decreases

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