...#tex2html_wrap_inline3575#1
relative to no bond having zero energy, i.e., \bgroup\color{blue}$ \omega_{AB} < 0$\egroup is more stable. 
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... tangents:2
Because the curve is symmetric around \bgroup\color{blue}$ X = 1/2$\egroup the common tangents, in this special case, will coincide with the minima of the molar free energy of solution. 
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... force.3
By contrast, spinodal decomposition occurs without a nucleation barrier--it is a ``barrierless'' phase transformation. 
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