1908 - 9 .] Hydrolysis of Salts of Amphoteric Electrolytes. 
E.M.F. of the combination : — 
N. Calomel. 
— HCl/HoPt. 
A II 
N. Calomel. 
N Antliranilic 
16 Hydrochloride 
H a Pt. 
Difference. 
659 
volt. 
'3832 1 
> '3817 
•3773 volt. 
•0044 volt. 
•3803 | 
1 
•3822 ) 
> *3821 
"3789 „ 
•0032 „ 
'3820 \ 
l 
f 
•3851 ) 
> -3845 
'3794 „ 
'0051 „ 
'3839 j 
1 
'3834 | 
j 
l '3834 
•3777 „ 
•0057 „ 
'3834 J 
1 
•3834'| 
l -3833 
'3792 „ 
•0041 „ 
•3832 J 
1 
Mean difference 
•0045 volt. 
The ratio corresponding to this difference is calculated from the 
c o 
formula d = '05*J2 log H. For a difference of ’0045 volt ^ = 1*199. is 
® r r 0 
°o o 
the concentration of hydrion in the hydrochloric acid solution, therefore — 
c 
i 
= (•015625 x *9692) x 1T99 = *01816 N. 
Hydrolysis at v— 16 is - *2904. 
*Ut) •jO 
Whence —=134*6. 
K 
E.M.F. of combination : 
N. Calomel. 
HCl/H 2 Pt. 
N. Calomel. 
N Anthranilic / 
32 Hydrochloride/ 
H 2 Pt. 
Difference. 
volt. 
•3839 ) 
> ’3836 *3898 volt. '0062 volt. 
'3833 ) 
•3833 ) 
} '3834 '3894 „ '0060 „ 
'3835 
Mean difference 
*0061 volt. 
