OP ARTS AND SCIENCES. 



247 



Comparison with Crafts's Results. 



Press. Crafts. H. and G. 



mm. ° o 



732.38 304.3 303.94 



740.06 304.8 303.41 



750.91 305.5 305.05 



760.32 306.1 305.62 



Between 720 and 760 mm. the following expression applies to ex- 

 press boiling point as a function of vapor pressure : — 



t° = 305.6 + 0.060 {H- 760). 



Benzol. 

 Observed Pressures and Temperatures. 



Between 720 and 780 mm. the following expression applies : — 

 f = 80.19 + 0.0455 (H- 760). 

 Boiling Points from 8 cm. to 76 cm. 



