79. Solving a chemistry problem
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- 1.21.rar (19.4 KB)
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79. Solving a chemistry problem
1.21 Using the method of flow ultramicroscopy in a volume of 3 * 10-12 m3, 55 particles of aerosol - the smoke of open-hearth furnaces - were counted. The particles have a cubic shape with a cube edge length of 92 nm, density 2*103 kg/m3. Determine the concentration of aerosol particles and their total surface area.
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