M. R. Bunsen on the Law of Absorption of Gases. 183 

 Air from Water saturated at 1° C. 



Oxygen 



Nitrogen 



34-91 

 65-09 



100-00 



Air from Water saturated at 13° C. 



100-00 

 Air from Water saturated at 23° C. 



100-00 



From these experiments, it is seen that the composition of the 

 air dissolved in water at various temperatures is always constant. 

 The mean composition is, — 



Oxygen .... 34-91 = V 

 Nitrogen . . . . 65 09 = V 



100-00 



The curve which represents the increase of the absorption- 



* In all statements of pressure in this research the correction for tension 

 of the vapour of water is included. 



