<< 
s 15 . 
\> ea : : 
R NOSOAMOLIC QCA 
2S 
io 09-47% ° 
S ad. O 
x 
OGY Sara NE ret ol 
gd a 
O O1 0.5 ac) 
Gon Ly 
Fig. 1. The apparent penetration of phosphoric acid at two tem- 
peratures. 
S ACETIC id 
* 20} i. ; 
: Pe GAG/G 
: : o MPG, (os MALIC 
5 OS FaRTARIC 
S ee oy LACTIC 
S 10} ees ws “gnc 
AS ae fo- ; CHALIC. 
< 
stil 
Bis ies NAS Le 
HE UTION NORMAL 
Fig. 2. The apparent penetration of H;PO, compared with that of other 
acids (27.0°). 
465 
