﻿1156 Prof. E. K. Rideal on the Flow of 



Curves (II.). 



20 40 



5cmsfrorri\ £?/[s£<?/?ce 

 tube end.J 



60 80 



of* £/*sve/ //7 cms. 



100 



Substance. 





K calc. 



K. obs 



Isobutyl alcohol 





3-75 



3-70 







410 

 5-43 

 5-52 

 8-16 

 8-73 



4-20 



AIM 





4-82 



Ethyl 





5-65 



Methyl „ 





7-90 



Chloroform 





8-60 







8-90 

 11-38 

 11-31 

 11-70 



9-60 



9-90 



Ether 





10-95 







11-40 







12-70 



Ethyl acetate 





10-20 



It will be noted that the agreement is remarkably close in 

 those cases for which the values for the surface tensions and 



