BYDR< 



Actual Degree of Acidity or AlkalimU 

 method of titration a normal solution oi 

 as hydrochloric, is no stronger than a normal 

 such as acetic or lactic. It requ 

 it. But the normal solution of tl 

 more toxic, dissolves metals more readily, and in 

 and physiological properties acts much more quick!} I 

 so thai the titrabh acidity or alkali 



of the a.-id or alkali, or the actual dec I It 



in this connection that the dissociation hypol 



that the degree to which the acid I mes die 



remainder <»t' the molecule will dctermini 



Tht' question is, how arc we to measure the latfc 



which we may measure is that known 



accelerate reactions, such as the splitting of I ll 



glucose and levulose, which otherwise would 



page 75 . It' then the real Btrength of an acid • 



of dissociation which it undergoes, ''^ 



power should correspond with those represents 



ties of the acids in equivalenl concentration 



actually the case is shown in the following table, in whi 



of various acids are give ►mpared with ll< 1. which • 



It will be evidenl that, it" we could measure tl ■ 

 II ions in a solution that is, of II ions thai 

 w e should have a faithful index of its 

 has been rendered possible by the applici I 

 chemical principles namely 

 force. Since the objed of this volun 

 for the various methods thai are used in modern i 



essary for us to review the main principle: hall 



see that they apply, no1 only in the n 

 hut in many other physiological p 



BfMl Action 



When material part in 



posing while others Bre 



