Abstract
Measurements of the velocity of ultrasound in alcohol — water solutions of polyethylene glycols with molecular weights 400, 1500, 2000, 15000 and 20000 at a temperature of 25 ± 0.1°C have been made and the values of the hydration numbers defined by the YASUNAGA method.References
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[2] S. ERNST, B. JEŻOWSKA-TRZEBIATOWSKA, Application of Passynsky’s method for determination numbers of electrolytes in water-organic mixtures, J. Phys. Chem., 79, 20, 2113-2116 (1975).
[3] H. SHIIO, T. OGAWA, H. YOSHIHASHI, Measurements of the amount of bound water by ultrasonic interferometer, J. Amer. Chem. Soc., 77, 4. 49804982 (1955).
[4] H. SHIIO, Ultrasonic interferometer measurements of the amount of bound water. Saccharides, J. Amer. Chem. Soc., 80, 1, 70-73 (1958).
