MABERY AND SHEPHERD. — SOLID HYDROCARBONS. 



287 



Distillate, 50mm. 260° -262/ 

 Per cent of solvent, 77.86. 

 " " " solid, 22.14. 



Co S H 



23 1 - l 48- 



Distillate, 50mm. 272°-274.° C 24 H 50 . 

 Per cent of solvent, 82.53. 

 " " " solid, 17.47. 



70° 

 80° 



Distillate, 50mm. 282°-284 c> . C 25 H 52 . 

 Per cent of solvent, 84.03. 

 " " " solid, 15.97. 



Sp. gr. of mixture. Sp. gr. of solid. 



0.7724 0.7765 

 0.7618 0.7632 



Angle for mixture. 



49° 50' 

 50° 23' 8" 



n. 



1.4297 

 1.4263 



Calculated for solid 



70° 



80° 



1.4241 

 1.4212 



Molecular Refraction. 



115. 

 117. 



70° 

 80° 



Distillate, 50mm. 292°-294°. C 2C H 54 

 Per cent of solvent, 83.13. 

 " " " solid, 16.87. 



Sp. gr. of mixture. 



0.7726 

 0.7618 



Theoretical. 



117.2 



