604 REGNAULT ON THE 
Temperature Elastic force. 
at which the |\——-———~———_|_ p; 
water Bowls, | Observed. | Calculated | Difference, 
° mm mm rn 
99°87 | 756°69 | 756°59 | -torI0 
99°49 | 745°06 | 743°94 | +112 
98°61 723°52 | 723°06 +0°46 
98°36 71645 | 716°56 -—o1r 
97°79 | 700°30 | 699°63 | +067 
96°80 679°63 | 677°07 +2'56 
96°38 666'94 | 666°75 -for1g 
95°95 | 655°79 | 656°33 | —0'54 
95°49 | 645°99 | 645°33 | 0°66 
The observations of M. Marié therefore accord with the for- 
mula as much as could be desired. 
Table of Elastic Forces of Aqueous Vapour from — 32° to 100°. 
Temperatures| Elastic forces] _. Temperatures | Elastic forces} _. 
in centigrade | in millimetres] Difference.) in centigrade | in millimetres} Difference. 
degrees. of mercury. degrees. of mercury. 
5 mm mm o mm mm 
—32 0°310 —I 1507 , 
31 0°336 0'026 15 284 07105 
30 or am meh st 14 21308.) |» aalieens 
29 0°397 eek 13 I°521 ae 
28 0°431 (034 a2 1°656 0°735 
27 04.68 O37 11 1°803 i 
26 ot ih pe 10 Lee dite 2h 
25 erpygre aR 4s 9 2°137 brs 
24. o*602 e 49 8 2°327 ec a 
23 “dae 7 2°533° | oon 
22 o'711 ee 6 2°758 saan 
21 oa. | ce as 5 grog, br eae 
20 o'841 ah 7 4 3°271 picid 
19 ergi6 | 2.003 3 S155307) Yolanda 
18 0996 | Cogs 2 3701, |r eae 
17 1084 I 4°224 0345 
16 1'179 C95 
