9. Calculate the molecular weight of polyacrolein if the following values of the reduced osmotic pressure are obtained for its solutions in dimethylformamide at 25°C:
С, g/100 cm3 0.1 0.2 0.3 0.4
π0/С, atm•cm3•g-1 1.0 1.15 1.27 1.33

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