4. Calculate the molecular weight of polystyrene in toluene using experimental data from the osmometric method (T=293K)
Solution concentration kg/m3 2.91 4.96 7.82 9.69 12.0
Level difference, m 0.95 1.67 2.78 3.51 4.50

If you do not open the file - install the RAR archiver. Inside the archive you will find a solution in Word format.