Contact-Angle of Liquids and Solicit 



175 



Formic Acid (commercial). April 7, 1888. 

 Specific density 1*148. Constant of diameter 1*0 millim. 



?• 



A-N. 



*. 



/. 



a q \ 



a k- 



T. 



102-3 



993 

 103-2 



99-9 

 103-6 



99-3 

 103-9 

 101-5 

 103-45 

 1035 



100-5 



4-562 



4-404 

 4-585 

 4-387 

 4-611 

 4-315 

 4-623 

 4-420 

 4-585 

 4-586 



4-340 



3-856 



3-747 

 3-845 

 3753 

 3-860 

 3-720 

 3854 

 3-779 

 3-878 

 3-879 



3-758 



63 



60 



65 



58-5 



655 



56 



66-75 



59 



63 



64 



55 



7-215 



6-778 

 7-329 

 6-855 

 7-387 

 6775 

 7-432 

 7-074 

 7-361 

 7-368 



6-939 



7-279 



6-875 

 7-247 

 6901 

 7301 

 6775 

 7-284 

 6-991 

 7-360 

 7 361 



6-907 



o 



124 6 

 J 23-2 

 \24-5 



T23-6 

 \24-6 



J24-4 

 125-3 







Means... 



7-137 



7-117 





The variations in the results show changes in the value of 

 a 2 , and hence the probable errors of the means were not 

 calculated. 



Turpentine. April 9, 1888. 

 Specific density 0*863. Constant of diameter 1*0 millim, 



a. 



A-N. 



k. 



I, 



(Lq. 



3 



dk * 



T. 



965 



96-8 



96-35 



972 



970 



97 05 



96-55 



96-45 



97-0 



96-2 



96-45 



4-369 



4-210 

 4-227 

 4-133 

 4-239 

 4-424 

 4-1G3 

 4-229 

 4323 

 4-352 



4-193 



3-602 



3-592 

 3 561 



3-588 

 3-557 

 3-558 

 3-567 

 3-555 

 3-584 

 3-593 



3-584 



66-5 



575 



60-5 



52-5 



015 



72 



56 



61 



65 



66 



57 



6-423 



6-444 

 6-388 

 6474 

 6-476 

 6-508 

 6-400 

 6-403 

 6-486 

 6-383 



6-391 



6370 



6-320 

 6220 

 6-290 

 6-200 

 6-225 

 6-225 

 6195 

 6-300 

 6335 



6-290 



ri7-4 



119-6 



J 19-6 

 \21-2 



(210 



1221 



| 





Means... 



6-434 



6-270 





Probable errors of means i ttq 



0-009 

 0-012. 



