1232 
E. 97°.8 
800 
700 
700 
600 
600 
50 
500 
400 |10 | 
This table gives us two minor results and two highly important ones. 
The first is that in Table II A a previous fall in the dilatometer occurs. 
Hence, the total behaviour on introduction is: a rise anda fall — 
a rise and a fall. This first rise and fall finds its explanation in the 
Rreraurr effect and has been predicted and discussed in my fourth 
communication p. 736. The negative catalysis of the acetic acid 
