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79. Solving a chemistry problem
Content: 1.21.rar 19,4 kB
Product description
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.
Additional information
If the file does not open for you, install the Rar archiver program. Inside the archive, the solution is in WORD format.
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