AT THE MOMENT OF CHEMICAL CHANGE. 
791 
Table V.— B. 
Oxygen in the 
peroxide of 
Oxygen of the 
oxide of silver 
Ratio, a : 
Calculated ratio. 
barium P=a. 
reduced =■>/<. 
1. 
1-14 
2. 
1-52 
5 : 1 
1-67 
3. 
1-82 
4. 
2*15 
4 : 1 
2-08 
5. 
2-52 
7:2 
2-38 
6. 
2-88 
7. 
2-78 
8. 
2-79 
9. 
10. 
8-34 
2-72 
2-88 
3:1 
2*78 
11. 
2-80 
12. 
2-96 
13. 
3-18 
14. 
3*24 
5:2 
3-33 
15. 
3*43 
16. 
17. 
3-67 
3-75 
9:4 
3-70 
18. 
4-14 
2:1 
4-17 
Table V. — C. 
Oxygen in the 
peroxide of 
barium P=a. 
Oxygen of the 
oxide of silver 
reduced =■4. 
Ratio, a : ■4'- 
Calculated ratio. 
lo 
13-66 
2. 
18-22 
5 : 1 
20-0 
3. 
21-82 
4. 
25-77 
4 : 1 
25-0 
5. 
30-21 
7:2 
28-57 
6. 
34-53 
7. 
33-33 
8. 
33-45 
9. 
32-61 
3:1 
33-33 
10. 
100 
34r53 
11. 
33-57 
12. 
35-49 
13. 
38-12 
14. 
38-84 
5:2 
40-00 
15. 
41-12 
16. 
44-00 
17. 
44-84 
9:4 
44-44 
18. 
49-63 
2:1 
50-00 
These experiments give the same results as those made with the chloride of silver 
at the lower temperature, and comprise as these a series of ratios beginning with 7 : 2 
and ending with 2:1. The experiments with the smaller quantities of oxide show 
