312 



BULLETIN OP THE UNIVERSITY OF WISCONSIN. 



Table 4. 



Magnesium Sulphate (MgSOJ Mol. Wt. 120.4. 



Am't MgS0 4 in Lowering of the Molecular 



100 g. Water. Freezing-point. Weight. 



0.6994 0.154 85.8 



1.5173 0.314 91.3 



2.5506 0.480 100.4 



5.9948 1.006 112.6 



6.9618 1.165 112.9 



9.2469 1.527 114.5 



