Tablk 1. 



Ethyl Oxide. 



Table 2. 

 Di-isopropyl. 



1 



Heat of Vaporization. 





i 



3 



! 

 Heat of Vaporization. 



g 







ft 9 



§ 



| 







^ i 



S 





OB 



a* 

 2 



> 



ft 



a 



u 



<a 





a^ 



2 



> 



H 



h 



S 



o 



fc 



H 



H 



i 



o 



Oh 







93.27 



91.59* 



99.42 



224 







85.11 



85.40 



94.24 1 198 



20 



87.90 



87.94 



93.42 



237 j 



60 



76.90 



76.42 



79.91 j 234 



40 



83.18 



83.85 



87.62 



247 



80 



72.86 



72.66 



75.13 i 241 



60 



78.84 



79.46 



81.95 



255 



100 



68.28 



68.45 



70.15 i 243 



80 



73.95 



74.49 



76.03 



259 



120 



63.57 



63.85 



64.98 1 244 



100 



68.35 



68.89 



69.76 



260 



140 



58.58 



58.75 



59.46 242 



120 



62.63 



62.41 



62.79 



256 



160 



52.70 



52.87 



53.23 234 



140 



55.52 



55.05 



55.04 



247 ; 



180 



45.86 



45.90 



45.99 221 



160 



45.99 



45.98 



45.71 



228 



200 



37.15 



37.16 



37.05 i 201 



180 



31.58 



32.54 



32.19 



192 : 



210 



31.09 



31.31 



31. 16 ! 185 



190 



20.90 



20.58 



20.25 



156 



220 



22.14 



22.79 



22 59 1 159 



192 



17.10 



16.11 



15.84 



143 ! 



225 



14.57 



15.40 



15.23 ! 137 



193 



13.67 







12.61* 

 



12.36 



132 



no i 



1 



227.35 









96.8 



194 







Tablk 3. 

 Di-isobutyl. 



Table 4. 

 Isopentane. 



2 



Heat of Vaporization. 



\ 



> 



£ 



3 



i 



a 



Heat of Vaporization. 





S 



ft 



a 



i-' 

 ® 



£1 



BQ 



11 



2 





GO 



. 3 



2 



§ 



> 



^ 



H 



i 



o 



P* 



, H 



H 



o 



Ph 







80.99 



78.62* 



91.35 



149 







88.86 



87. 45* 



95.92 



266 



100 



69.25 



67.52* 



69.46 



196 | 



20 



82 91 



83.52 



89.98 



243 



120 



63.79 



64 15 



64.99 



195 , 



40 



78.69 



79.44 



84.46 



252 



140 



59.84 



60.70 



60.78 



197 ! 



60 



74.56 



75.00 



78.96 



260 



160 



56.30 



57.01 



56.57 



199 i 



80 



70.00 



70.12 



73.26 



265 



180 



53.05 



53.10 



52.28 



201 



100 



64.78 



64.56 



67.09 



265 



200 



48.83 



48.51 



47.43 



197 



120 



58.62 



58.19 



60.16 



259 



220 



43 80 



43.09 



41.85 



189 



140 



51.07 



50.52 



52.00 



246 



240 



37 37 



36.39 



35.08 



175 



160 



41.27 



40.83 



41.84 



223 



260 



27.93 



27.08 



25.88 



151 | 



180 



24.65 



25.05 



25.54 



177 



270 



19.54 



19. 29 



18.33 



128 



185 



16.47 



17.17 



17.46 



153 



274 



14.24 



14.22 



13.46 



115 



187 



10.43 



11.08 



11.25 



135 



276.8 









78.8 



187.4 

 187.8 



8.07 



8.69 



8.81 



128 











107 













