£74 Prof. Tyndall on the Absorption and 



Table XIX. — Carbonic Oxide. 





Absorption. 





/ ; A — 



■ — ^ 



Tension in inches. 



Observed. 



Calculated. 



0-5 



25 



25 



1-0 



56 



5-0 



IS 



8-0 



7-5 



2-0 



10-0 



io-o 



2-5 



12-0 



125 



30 



15-0 



150 



3-5 



17-5 



17-5 



Up to a tension of 3^ inches the absorption by carbonic oxide 

 is proportional to the density of the gas. But this proportion 

 does not obtain with large quantities of the gas, as shown by the 

 following Table : — 



Tension in inches. Deflection. Absorption. 



5 





18-0 



18 



10 





32-5 



32-5 



15 





41-0 



45 



Table XX. — Carbonic 



Acid. 





inches. 



Absorption. 



Tension in 



Observed. 



Calculated. 



05 





50 



35 



1-0 





7-5 



7-0 



1-5 





105 



105 



20 





14-0 



140 



25 





17-8 



175 



3-0 





21-8 



210 



35 





24-5 



24-5 



Here we have the proportion exhibited, but not so with larger 

 quantities. 



Tension in inches. Deflection. Absorption. 



5 



250 



25 



10 



36-0 



36 



15 



425 



48 



Table XXI. 



— Sulphuretted Hydrogen, 





Absorpt 



ion. 



Tension in inches. 



Observed. 



Calculated. 



05 



7-8 



6 



10 



125 



12 



15 



180 



18 



2-0 



24-0 



24 



25 



30-0 



30 



3-0 



345 



36 



3-5 



360 



42 



40 



36-5 



48 



4-5 



3S-0 



54 



5-0 



400 



60 



