certain Dilute Aqueous Solutions. 389 



that in any case the temperature-coefficient for aqueous salt 

 solutions differs from that for water by an amount less than 

 his experimental error, which is about the same as mine. 



Results. 

 The results obtained are given in the tables and are repre- 

 sented graphically in fig. 4. 



Ficr. 4. 



Concentration in gram-molecules per litre. 



