46 
MESSRS. C. T. HEYCOCK AND F. H. NEVILLE ON 
Table V.—Freezing 
Points of Alloys made by adding Bismuth to Copper. 
250 grams Copper. 
(!•) 
Total weight of 
bismuth present. 
(2.) 
Percentage of 
bismuth. 
(3.) 
Atomic 
percentage of 
bismuth. 
(4.) 
Freezing point on 
the Centigrade 
scale. 
(5.) 
Atomic fall. i 
j 
K) 
0 
0 
1077-2 
i 
2-354 
-9.33 
-286 
1074-0 
11-2 1 
7-161 
2-79 
•87 
1067-2 
11-5 i 
12-626 
4-81 
1-51 
1059-9 
11-46 
18-656 
6-94 
2-22 
1052-9 
10-94 
28-793 
10-33 
3-39 
1041-3 
10-59 
40-295 
13 88 
4-68 
1029-7 
10-15 
55-762 
18-24 
6-36 
1014-9 
9-79 
76-55 
23-44 
8-52 
999-1 
9-17 
Table VI. — Freezing Points of Alloys made by adding Gold to Copper. 
250 grams Copper. 
(1) 
Total weight of 
gold present. 
(2.) 
Percentage of 
gold. 
(3.) 
Atomic 
percentage of 
gold. 
(4.) 
Freezing point on 
the Centigrade 
scale. 
(5.) 
Atomic fall. 
0 
0 
0 
1079-70 
1-120 
0-45 
•144 
1079-56 
1-00 
4-336 
1-71 
•554 
1076-95 
4-96 
10-524 
4-04 
1-333 
1072-08 
5-72 
16-936 
6-30 
2-129 
1067-88 
5-55 
26-787 
9-68 
3-325 
1060-61 
5-74 
