[ 201 ] 



filled a cylindrical iar a.\ inches Q ^ an - 



J j \ z. tity of 



Ion sr, and ij- inch diameter ; which the *»* 



O' 4 7 airs def- 



air gave by the nitrous tefr. i.94; tr °y ed - 



I.82; 1.67; 1.57; 2.45^; 3,44. 456 



31. All the air of thefe hundred 

 leaves being taken away, they were 

 again expofed to the fun till feven 

 o' clock in the evening, when about 

 half the above-mentioned quantity 

 of dephlogifticated air was again 

 found in the jar, which proved to be 

 ftill better than the former; its 

 teft was 1.99; 1.87; 1.73^; 1.65; 

 1.934; 2.85; 3.79. 520 



32. After feparating again this 

 air from the leaves, I replaced the 

 jar in the open air upon the fame 

 place, and left it till next morning 

 at eleven o' clock, when I collected 

 from the fame leaves nearly the 

 fame quantity as the laft time of 

 very fine dephlogifticated air fettled 



at 



