33. Решение задачи по химии №003 365

4.19 When studying the surface activity of acetic acid solutions at 20 C, the following results were obtained:
Acid concentration, mol/l 0.00 0.01 0.15 0.3 0.9
b*103, N/m 73.25 70.02 66.00 63.70 58.00

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