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69. Solving a chemistry problem
Uploaded:
18.12.2022
Content: 7.rar 20,61 kB
Content: 7.rar 20,61 kB
Product description
7. How many times does the surface tension of mercury exceed the surface tension of glycerin, if in a capillary with a radius of r = 0.6•10-3 m the column of mercury fell 12•10-3 m lower, and that of glycerol rose by 17.8•10- 3 m above the liquid level in the vessel? Density of mercury ρrm = 13.6 x 103 kg/m3, glycerin ρg = 1.26 x 103 kg/m3.
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