Physics, 22.10.2019 21:50 terryonsavage543
The most dangerous particles in polluted air are those with diameters less than 2.5 mm because they can penetrate deeply into the lungs. a 15-cm-tall closed container holds a sample of polluted air containing many spherical particles with a diameter of 2.5 mm and a mass of 1.4 * 10-14 kg. how long does it take for all of the particles to settle to the bottom of the container?
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The most dangerous particles in polluted air are those with diameters less than 2.5 mm because they...
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