CAPTAIN NOBLE AND MR. F. A. ABEL ON FIRED GUNPOWDER, 
249 
Experiment 37.—295"488 grins, pebble, density =’6. 
From analysis of solids 
gas . 
,, mean 
Calculated solid 
products. 
grms. 
167-161 
166-076 
166-618 
Calculated gaseous 
products, 
grms. 
128- 327 
129- 412 
128-870 
Elements in— 
K. 
c. 
S. 
H. 
O. 
N. 
Remarks. 
Gaseous state .... 
27-874 
2-608 
_ -398 
65"580 
32-410 
Solid state. 
85-001 
8-424' 
26-806 
•008 
45-911 
•468 
Total found .... 
85-001 
36-298 
29-414 
•406 
111-491 
32-878 
Originally in powder 
85-277 
35-813 
29-756 
1536 
110-672 
32-254 
Difference. 
-0-276 
+ 0-485 
-0-342 
-1-130 
+ 0-819 
+ 0-624 
Oxygen in hyposulphite, 4"178 grms. 
Experiment 38.—344-736 grms. pebble, density =70. 
From analysis of solids 
» „ gas . 
,, „ mean 
Calculated solid 
products, 
grms. 
202-460 
192-885 
197-673 
Calculated gaseous 
products. 
grms. 
142-276 
151-851 
147-063 
Elements in— 
K. 
C. 
s. 
H. 
O. 
N. 
Remarks. 
Gaseous state .... 
31-133 
4-193 
•484 
74-178 
37"075 
Solid state. 
97-174 
8-742 
31-291 
•009 
60-143 
•314 
Total found .... 
97-174 
39-875 
35-484 
•493 
134-321 
37-389 
Originally in powder 
99-491 
41-782 
34-715 
1-793 
129-060 
37-413 
Difference. 
-•317 
-1-907 
+ •709 
-1-300 
+ 5-261 
-•024 
Oxygen in hyposulphite, 16"030 grms. 
2 K 
MDCCCLXXX. 
