75 

 V. WEIGHT OF VAPOR, IN GRAMMES, 



CONTAINED IN A CUBIC METRE OF SATURATED AIR, 



At Temperatures between — 2'JO and +40° Centigrade. 



Temperature 



of 

 Dew- Point. 



Force 



of 

 Vapor. 



Weight 



of 

 Vapor. 



Centigrade. 

 -20° 

 -19 

 -18 

 -17 

 -16 



-15 

 -14 

 -13 

 -12 

 -11 



-10 

 - 9 



- 5 



- 4 



- 3 



- 2 



- 1 





 + 1 

 2 

 3 

 4 



5 

 6 

 7 



8 



9 



+10 



Millimetres. 

 0.912 

 0.993 

 1.080 

 1.174 

 1.275 



1.385 

 1.503 

 1.631 

 1.768 

 1.918 



2.078 

 2.261 

 2.456 

 2.666 

 2.890 



3.131 

 3.387 

 3.662 

 3.955 

 4.267 



4.600 

 4.940 

 5.302 



5.687 

 6.097 



6.534 



6.998 

 7.492 

 8.017 

 8.574 

 9.165 



Grammes. 

 1.042 

 1.130 

 1.224 

 1.325 

 1.434 



1.551 

 1.678 

 1.813 

 1.957 

 2.114 



2.283 

 2.475 



2.678 

 2.896 

 3.128 



3.376 

 3.638 

 3.919 

 4.217 

 4.534 



4.869 

 5.209 

 5.571 

 5.953 

 6.360 



6.791 

 7.247 

 7.731 

 8.243 



8.785 

 9.357 



Difference. 



Grammes. 



0.088 

 0.094 

 O.IOI 

 0.109 



0.118 

 0.127 

 0.134 

 0.145 

 0.157 



0.169 

 0.19-2 

 0.-203 

 0.218 

 0.232 



0.248 

 0.262 

 0.281 

 0.298 

 0.317 



0.334 

 0.341 

 0.361 

 0.383 

 0.406 



0.431 

 0.456 

 0.484 

 0.512 

 0.541 

 0.572 



Temperature 



of 



Dew-Point. 



Centigrade. 

 +10° 

 11 

 12 

 13 

 14 



15 

 16 

 17 

 18 

 19 



20 

 21 

 22 

 23 

 24 



25 

 26 

 27 



28 

 29 



30 

 31 

 32 

 33 

 34 



35 

 36 

 37 



38 



39 



+40 



Force 



of 

 Vapor. 



Weight 



of 

 Vapor. 



Millimetres. 



9.165 



9.792 



10.4.57 



11.162 



11.908 



12.699 

 13.536 

 14.421 

 15.357 

 16.346 



17.391 



18.495 

 19.659 

 20.888 

 22.184 



23.550 



24.988 

 26.505 

 28.101 

 29.782 



31.548 

 33.405 

 35.359 

 37.410 

 39.565 



41.827 

 44.201 

 46.691 

 49.302 

 52.039 

 54.906 



Grammes. 



9.357 



9.962 



10.601 



11.276 



11.988 



12.739 

 13.5:^2 

 14.367 

 15.247 

 16.173 



17.148 

 18.174 

 19.253 

 20.387 

 21.579 



22.831 

 24.144 

 25.524 

 26.971 



28.489 



30.079 

 31.744 

 33.491 

 35.317 

 37.230 



39.231 

 41.323 

 43.510 

 45.795 



48.182 

 50.674 



Difference. 



0.605 

 0.639 

 0.675 

 0.7J2 



0.751 

 0.793 

 0.835 



0.880 

 0.9^6 



0.975 

 1.026 

 1.078 

 1.134 

 1.192 



1.252 

 1.313 

 1.380 

 1.447 

 1.519 



1.689 

 1.666 

 1.74" 

 1 .827 

 1.913 



2.001 

 2.092 

 2.187 

 2.285 

 2,387 

 2.492 



39 



