410 Mr. A. Ferguson on the Surface-tensions of 



V. Ethyl-alcohol. 

 ^' = •794, 7i' = -9566, r = «02499. 



Gas. 



18°0 



e. 



h v 



« 2 . 



T (air). 



T(C0 2 ). 



T M (air). 



T 18 (C0 2 ). 



C0 2 ... 



o 



17-8 



2652 



02947 





22-96 





22-94 



Air . . . 



18-0 



17-6 



2-663 



•02966 



23-10 



... 



23-06 





CO,... 



18-0 



17-5 



2-646 



•02939 





22-89 





22-83 



Air... 



18-3 



17-5 



2-669 



02975 



2317 





2312 





co 2 ... 



18-0 



17-9 



2-627 



•02909 





22-66 





22-65 



Air ... 



17-8 



17-7 



2-664 



•02969 



2343 





23-10 





CO,... 



18-4 



17-6 



2-648 



•02942 



... 



22-92 





22*88 



Air ... 



18-5 



17-6 



2-672 



•02984 



2324 





23-20 





CO.,... 



18-8 



17-8 



2-647 



•02941 





2291 





22-89 



Air ... 



18-8 



17-6 



2-668 



•02974 



2316 





23-12 



... 



MeanT 18 (ethyl-alcohol-air) = 23*12 ^'-. 



Mean T 18 (ethyl-alcohol-C0 2 ) =22*84 

 ST 

 T 



cm, 

 dynes 



-•0121. 



VI. Ether. 

 £' = •720, 7i' = -9566, r=*02499. 



Gas. 



r 



9. | h x . 



a. 



T (air). 

 17-77 



T(C0 2 ). 



T u (air). 



T 15 (C0 2 ). 



Air ... 



o 

 18-7 



16°8 ; 2-139 



•02487 





17-99 





CO,... 



18-8 



15-6 ! 2-122 



•02458 





17-36 





1743 



Air... 



19-0 



14-3 2477 



•02554 



1803 





1795 





C0 2 ... 



190 



14-7 i 2-148 



•02503 





17 68 





17-64 



Air ... 



18-9 15-0! 2-146 



•02500 



17-66 





17-66 





CO,... 



18-9 15-2 2-146 



•02500 





17-66 





17-68 



Air ... 



18-9 



147 2-161 



•02525 



17-84 





1780 





C0 2 ... 



189 



14-9 2-162 



•02527 





17*85 





17-84 



Air .., 



19-0 14-5 2-177 



02554 



1803 





1797 





C0 2 ... 



19-0J14-7 2150 



•02507 





17-70 





17-66 



Air ... 



19-0 14-2 2176 



•02552 



18-02 





1792 



... 



Mean T 15 (ether-air) = 17*88 ^\ 



Mean T 15 (ether-C0 2 ) = 17*65 ^ es , 

 ST 



T 



= -•0129. 



