414 
Chittenden and Cummins—Influence of some Organic 
SECOND SERIES OF EXPERIMENTS WITH URANIUM. 
Normal period, without uranium. 
A. M. 
9:08 to 9:38 
10:08 to 10:38 
11:03 to 11:33 
11:57 to 12:27 
P. M. 
2:07 to 2:37 
2:59 to 3:29 
3:50 to 4:20 
4:44 to 5:14 
Average, 
May 4. 
A. M. 
8:50 to 9:20 
9:49 to 10:19 
10:44 to 11:14 
11:37 to 12:07 
P. M. 
1:56 to 2:26 
2:48 to 3:18 
3:41 to 4:11 
4:32 to 5:02 
Average, 
‘Oxalic acid to 
cc 
Total oxalic acid 
used. 
eo 
et 
30°1 
32°8 
34°7 
32°5 
30°2 
d0°2 
30°4 
Oxalie acid equiva- 
lent to 250 c. ¢. 
Ba(OH), c. c¢. 
| 
= | Difference. . ¢. ox- 
oo 
44°8 
44°8 
44°8 
44:8 | 
44:8 
44-8 
44-8 
44:8 
prey 
| alice acid, 
OSes 
Normal period—continued. 
| neutralize ba- | 
ryta solution. | 
page tes 
Set al oe ke 
9-2 | 24:3 
9:5 | 25:0 
87 | 24-4 
8°6 | 24:2 
9-7 | 25°0 
8:3 | 24:2 
8-7 | 24:5 
8-7 | 24:5 
8:9 | 245. 
9°2 | 24:7 
9:5 | 24:4 
8°9 | 24°6 
9:5 | 24:8 
91 25-0 
9°6 | 25°2 
9°4 | 25:0 
9°3 | 24:8 
30°9 
33°9 
33'5 
34°3 
84-4 
34:8 
34-4 
34-1 
34°1 
44°8 
44:8 
44°8 | 
44°8 
10°9 
10°9 
11°3 
10°5 
10°7 
10:0 
10°4 
10°7 
| CO, in a, b and e. 
mg. 
220°3 
220°3 
228-4 
212°2 
216'3 
202°1 
210°2 
216°3 
10°7 
216°3 
E So 
) es 
5711 | 38°9 
520°5 | 38°8 
591°3 | 38-9 
606°5 | 38°7 
510°4 | 388 
621°6 | 38°9 
586-3 | 38-9 
586°3 | 39°4 
- 374°3 | 389° 
550°9 | 38°9 
550°9 | 38°9 
571°r | 38:9 
530°6 | 38°9 
540°8 | 391 
505°6 | 39°2 
525°6 | 39-1 
540°8 | 39°0 
5g0°8 | 39-0 
