270 SALTS 



1 atom tungstic acid 18-75 

 1 atom soda 4 



6 atoms water 6-75 



29-5 



coiumbate, 14. Coliimbate of soda. The appearance and 

 properties of this salt have been described in Vol. 

 II. p. 78. of this work. Its constituents are as 

 follows : 



1 atom columbic acid 19 

 1 atom soda . 4> 



10 atoms water . 11-25 



34-25 



Acetate, 15. Acetate of soda. This salt is the best 

 known of all the alkaline acetates. It is not al- 

 tered by exposure to the air, and is capable of 

 bearing a higher temperature without decom- 

 position than any of the other acetates which I 

 have examined. The constituents of this salt 

 are as follows : 



1 atom acetic acid 6-25 

 1 atom soda 4 



6 atoms water 6'75 



17 



Succinate, i6. Succinate of soda. This salt crystallizes 

 in four-sided prisms, and its constituents are as 

 follows : 



