For a binary solution A - B, the α-function is given by $$\alpha = \frac{{\exp \left( x \right) - 1}}{X}$$     Where, X is the mole fraction of component A. The limiting value of a when X approaches zero, is

A. Heat of any system B. entropy of any system C. phase of any system D. none of these

A. Thermal entropy B. Configurational entropy C. Both A and B D. None of these

A. ternary system B. binary system C. unary system D. none of these

A. 11200 B. 22400 C. 28600 D. -32500