Table 4.

Experimental values of the integral molar enthalpy of mixing at the intersection points a, b, and c

Intersection	Composition			Integral enthalpy of mixinga/J mol−1				Eq. (1)
	$x_{\text{Co}}$	$x_{\text{Li}}$	$x_{\text{Sn}}$	A (x Li/x Sn ≈ 3:17)	B (x Li/x Sn ≈ 1:2)	C (x Co/x Sn ≈ 2:98)	E (x Co/x Sn ≈ 1:9)
a	0.0161	0.1438	0.8401	−8,700 ± 50		−8,450 ± 100		−8,800
b	0.0867	0.1335	0.7798	−9,600 ± 50			−8,800 ± 200	−9,050
c	0.0125	0.3361	0.6514		−18,100 ± 50	−19,050 ± 150		−18,400

^aRounded to 50 J mol⁻¹