458 Mr. S. U. Pickering on the Recognition of 



Table VI. — Depression of the Freezing-Point of Acetic Acid 



Mathematical 



Mean Experimental 



I. 



When represented by 



When represented by 



II. 



III. 



IV. 



v. 



VI. 









2 Equa- 











Per cent. 

 Alcohol. 



1 Equa- 

 tion. 



tions meet- 

 a little be- 

 yond 14. 



8 

 per cent. 



10 

 per cent. 



12 

 per cent. 











o 



o 



o 



o 



2 



-•015 



-•003 











3 



-•002 



+•013 











4 



-023 



-•007 











5 



-046 



-•032 











6 



+ •011 



+•022 











7 



+ •001 



+•007 











8 



+ •008 



+ •006 



-•047 









9 



+ •005 



-•007 



-•077 









10 



+ •045 



+ •021 



-•053 



+ •007 







12 



+ ■016 



-039 



-•084 



-046 



-•023 





14 



+ •111 



+ •015 



+ 040 



+•055 



+ •051 





16 



+ •076 



+•035 



+ •053 



+•042 



+ 030 





18 



-•061 



-•047 



-•029 



-•057 



-•071 





20 



-•042 



+•010 



+ 041 



-003 



-•010 





22 



-•no 



-•037 



+ •009 



-•044 



-041 





24 



-•029 



+ •042 



+ •098 



+ •045 



+ 056 





26 



-009 



+•036 



+ •092 



+ •046 



+ •059 





28 



-•040 



-•058 



-•031 



-•050 



-•044 





30 



-r- 115 



+ •022 



-•007 



+ •012 



-•004 





Sum . \ 



+ •338 



+ •230 



+ •333 

 -•328 



+ •207 



+ •196 

 -•193 







-•377 



-•230 



-•200 





e 1 



•040 



•024 



•051 



•037 



•039 





« 2 



: 2-35 



1 



20 



1 



1 





e^ 



8-3 



1 



2-2 



1 



1 





E 



1-494 



•024 



•292 



•037 



•039 





Eel. error ... 



45* 



073* 



10-lt 



lit 



l-2t 





* Compared with the experimental error as unity. 



t Compared with the total error (E) of the same portion of the 



Constants of the 



p. 



a. 



b. 



c. 



d. 





0to30 





1-2545 



-•011216 



•0008564 





., 14 





1-2696 



-•014712 



•0007683 





16 „ 30 



97164 



1-2995 



•00352 



•0003054 





8 „ 30 



4-8394 



1-1376 



•025677 



-•0010504 





10 „ 30 



6-0617 



1-16514 



•020853 



-•0007175 





