27. Решение задачи по химии №002 764

105. Using a graphical method, determine the surface of butyric acid at the boundary of its aqueous solution with air at 293 K according to the following experimental data:
acid concentration, kmol/l 0 0.021 0.050 0.104
σ*103, H/m 72.5 68.12 63.53 58.6

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