20 



ART. 12. H. HIROBE : ON THE FUSION SURFACES OF THE 



9 • 3.5.76° 20.12 0.60 0.32 9.82 .2046 .07672 0.2727 



10 30.13° 2.5.64 0.27 0.20 9.94 .2606 .07766 0.2296 



11 25,25° 31.42 0.48 0.32 9.82 .3198 .07672 0.1935 



where m is the amount of the mixture in the ratio : 



24.102 gramme (phenol) : 8.967 gramme (chlorobenzene), 

 P . C 



1. e. 



^ = .7628 : .2372 ; 



P+C P+G 

 the mean molecular weight of the mixture is 98.33. 



TABLE 5. 



Fusion Curve No. 4. 

 Naphthalene-chlorobenzeae-phenol. Solid phase : naphthalene. 



Phenol : chlorobenzene = 12.555 gramme : 9.319 gramme, 



P G 



1. e. 



P+G ' P+G 



- = .6482 .-.3518; 



the mean molecular weight of the mixture is 100.5. 



