324 
PROFESSOR W. RAMSAY AND DR. S. YODNG 
Pressure of bromo- 
naphthalene. 
Temperature. 
Volume of 1 gramme. 
Pressure. 
V apour-density. 
mms. 
O 
c cs. 
mms. 
2d5'95 
230 
463'58 
2,115 
15-94 
340-90 
2,862 
16-02 
272-35 
3,583 
16-02 
204-44 
4,747 
1611 
170-81 
5,658 
16-17 
137-44 
7,021 
16-20 
104-23 
9,114 
16"45 
87-65 
10,754 
16-59 
71-10 
13,022 
16-88 
54-50 
16,472 
17-41 
46-22 
19,050 
17-75 
37-90 
22,421 
18-40 
29-62 
27,085 
19-49 
21-35 
33,884 
21-61 
V apour-pressure 
- 50,511 
30335 
240 
463-71 
2,143 
16-04 
428-48 
2,326 
16-00 
410-87 
2,422 
16-02 
375-72 
2,650 
16-01 
341-00 
2,913 
16-05 
272-43 
3,647 
1605 
204-50 
4,846 
16-09 
170-86 
5,775 
16-16 
137-48 
7,168 
16-29 
104-26 
9,328 
16-39 
87-67 
10,991 
16-54 
71-12 
13,350 
16-79 
54-62 
16,949 
17-25 
46-23 
19,639 
17*56 
37-91 
23,076 
18-23 
29-63 
28,068 
19-17 
21-35 
35,616 
20-96 
Methyl 
salicylate. 
O'. 432-35 
200 
453 12 
2,013 
16-12 
333-20 
2,722 
16-21 
266-20 
3,391 
16-28 
199-82 
4,478 
16-43 
166-96 
5,319 
16-55 
134-34 
6,552 
16-70 
101-88 
8,491 
16-99 
85-67 
9,969 
17-21 
69-49 
12,022 
17-60 
53-27 
15,042 
18-34 
45-18 
17,279 
18-83 
37-04 
20,200 
19-65 
29-95 
23,817 
21-32 
20-87 
28,876 
24-40 
Yapour-pressure 
= 29,739 
Aniline. 
677-15 
ISO 
101-82 
8,057 
17-16 
85-62 
9,362 
17-58 
69-45 
11,207 
1S-09 
53-24 
13,912 
1901 
45-15 
15,696 
19-S7 
37-02 
18,025 
21-10 
32-17 
19,674 
22-24 
V apour-pressure 
= 19,970 
