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94. Solving a chemistry problem
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Uploaded: 25.09.2022
Content: 115.rar 56,81 kB
Uploaded: 25.09.2022
Content: 115.rar 56,81 kB
Product description
115. The following table cites the results of measurements of the surface tension of dilute solutions of n-octyl alcohol in water at 12.0 °C as a function of concentration. Find from these data the limiting adsorption of alcohol by a graphical method, and calculate the area occupied by 1 molecule of alcohol in a saturated monomolecular layer.
C, mmol/L 0 0.05 0.14 0.19 0.29 0.38 0.58 0.77 1.16 1.54 2.31 3.08
σ, mN/m 74.2 72.7 69.8 67.4 64.4 61.4 56.4 52.8 48.6 43.8 | 38.6 34.0
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