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23. Solving a chemistry problem
Uploaded:
12.05.2023
Content: 4.rar 10,74 kB
Content: 4.rar 10,74 kB
Product description
4. Determine the surface activity of a solution of propionic acid with a concentration of 0.13 mol / l, if at 18 ° C the surface tension of the solution is 66.1 × 10-3 N / m, and the surface tension of water is 73.05 × 10-3 N / m.
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