Determination of the Critical Density. 



509 



Ethyl Formate. 



Temp. 



Densities. 



Observed. 



Calc. 

 Mean. 



j Ax 1000. 











Liquid. 



Sat. Vap. 



Mean. 







60° C. 



•8689 -0034 



•4362 



•4369 



+ 7 



80 



•8110 -006J 



•4236 



•4239 



+ 3 



100 



! -8112 



•0103 



•4108 



•4102 



- 6 



120 



-7796 



•0166 



•3981 



•3980 



- 1 



140 



•7448 



•0256 



•3852 



•3850 



— 2 



160 



•7058 



•0388 



•3723 



•3720 



- 3 



180 



•6610 



■0575 



•3592 



•3591 



- 1 



200 



•6067 



•0862 



•3464 



•3461 



- 3 



210 



•5724 



•1075 



•3400 



•3396 



- 4 



220 



•5290 



•1380 



•3335 



•3331 



- 4 



225 



•5014 



•1585 



•3300 



•3299 



- 1 



230 



•4635 



•1890 



•3262 



•3266 



+ 4 



233 



•4281 



•2198 



•3240 



•3247 



+ 7 



234 



•4117 



•2353 



•3235 



•3240 



-h 5 



(Critical) 2353 









•3232 







Ethyl Acetate. 





80° C. 



•8245 



•0035 



| -4140 



•4144 



+ 4 



100 



•7972 



•0062 



•4017 



•4019 



4- 2 



120 



•7683 



•0103 



•3893 



•3894 



+ 1 



140 



•7378 



•0165 



•3771 



•3769 



- 2 



160 



•7033 



•0258 



•3645 



•3644 



- 1 



180 



•6653 



•0388 



•3520 



•3519 



- 1 



200 



•6210 



•0580 



•3395 



•3394 



- 1 



220 



•5648 



•0891 



•3270 



•3269 



- 1 



230 



•5281 



•1130 



•3206 



•3206 







240 



•4778 



•1500 



•3139 



•3144 



+ 5 



245 



•4401 



•1800 



•3106 



•3103 



- 3 



247 



•4195 



•1995 



•3095 



•3100 



+ 5 



249 



•3893 



•2290 



•3091 



•3088 



- 3 



(Critical) 2501 









•3081 





Methyl Propionate. 



80° C. 



•8408 



•0032 



•4220 



•4224 



+ 4 



100 



•8137 



•0057 



•4097 



•4100 



+ 3 



120 



•7852 



•0096 



•3974 



•3976 



4- 2 



140 



•7553 



•0153 



•3853 



•3852 



- 1 



160 



•7222 -0235 



•3728 



•3727 



- 1 



L80 



•6841 



•0355 



•3598 



•3603 



+ 5 



200 



•6445 



•0524 



•3484 



•3479 



- 5 



220 



•5938 



•0781 



•3360 



•3355 



- 5 



230 



•5635 



•0966 



■3300 



•3293 



- 7 



240 



•5220 



•1240 



•3230 



•3231 



+ 1 



245 



•4975 



•1415 



•3195 



•3200 



+ 5 



250 



•4655 



•1675 



•3165 



•3169 



+ 4 



253 



•4401 



•1890 



•3145 



•3150 



+ 5 



255 



•4151 



•2120 



•3136 



•3138 



f 2 



256 



■•3977 



•2295 



•3136 



•3131 



- 5 



(Critical) 257*4 









•3123 



- 1 



Phil. Mag. S. 5. Vol. 34. No. 211. Dec. 1892. 2 N 



