( 638 ) 



We see riirtlier lliat tlie differences between the lliird ;iii(l ilie 

 fourth column in this table are about as great as in tal)le IV, so 

 that it is sufficient to calculate ig and ip I'or a first investigation of 

 the concordance of the results oblaineil h\ dilferent methods. 



The investigation of NaNOg-solutions fielded the following result. 



TABLE V. 

 Na NO,. 



It follows from this table, that the tactor / decreases continually 

 with NaNOs-solutions. 



Also Jones and Gktm.vn have observed the same course in their 

 determinations of the freezing point, which follows from the follow ing 

 table. 



TABLE YL 

 NaN03. 



Molecular 

 Concentration, freezing point 



