PROFESSOR GRAHAM ON THE MOTION OF GASES. 
601 
Mean Results. 
Gauge barometer. 
Air. 
Hydrogen. 
From 28 to 20 inches < 
From 20 to 12 inches < 
From 12 to 8 inches < 
From 8 to 4 inches - 
From 4 to 2 inches - 
Time in seconds 
Time of oxygen = 1 ... 
f Time in seconds 
Time of oxygen = 1 . . . 
Time in seconds 
Time of oxygen =1... 
f Time in seconds 
Time of oxygen = 1 . . . 
f Time in seconds 
Time of oxygen = 1 . . . 
211-5 
0-9038 
254 
0-9031 
176-5 
0-8981 
281-25 
0-8768 
272-5 
0-9038 
101-75 
0-4348 
124-25 
0-4417 
88 
0-4478 
139-75 
0-4357 
143-52 
0-4759 
From 28 to 2 inches < 
f Time in seconds 
Time of oxygen = 1 . . . 
1195-75 
0-8964 
597*25 
0-4476 
Table XVI. — Transpiration by Capillary C (4 inches long - ) into a half-pint jar. 
Gauge barometer in inches. 
Air. 
Oxygen. 
I. 
II. 
I. 
65° 
65° 
65° 
28 
0" 
0" 
24 
205] 
>419 
205] 
419 
228 ] 
> 467 
20 
214 
212 J 
239 
16 
12 
234] 
276 j 
■ 510 
2361 
2"8 j 
510 
262] 
313 J 
575 
10 
8 
166 
195 j 
361 
163] 
197 J 
360 
183 
220 J 
• 403 
6 
248] 
245] 
273] 
5 
145 
^570 
151 
> 580 
169 
>648 
4 
177 
1 
184 
1 
206 
3 
2 
241 ] 
332 j 
573 
238] 
330 
568 
265 ' 
394 j 
659 
From 28 to 2 inches 
2433 
2439 
2752 
Mean Results. 
From 28 to 
From 28 to 
From 20 to 
From 12 to 
From 8 to 
From 4 to 
From 28 to 
Gauge barometer. 
24 inches 
20 inches 
12 inches 
8 inches 
4 inches 
2 inches 
2 incites 
/Time in seconds ... 
/ Time of oxygen = 1 
{ Time in seconds ... 
Time of oxygen=l 
Time in seconds ... 
Time of oxygen = 1 
J Time in seconds ... 
/ Time of oxygen = 1 
/ Time in seconds ... 
Z Time of oxygen = 1 
/Time in seconds ... 
/ Time of oxygen = 1 
/ Time in seconds ... 
Z Time of oxygen = 1 
Air. 
205 
0-8991 
418 
0-8951 
512 
0-8904 
360-5 
0-8945 
575 
0-8657 
570-5 
0-8657 
2436 
0-8852 
4 i 
MDCCCXLVI. 
