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3. spherical particles of radius 107 meters are distributed in the...

# Question: spherical particles of radius 107 meters are distributed in the...

###### Question details

Spherical particles of radius 10-7 meters are distributed in the air at a temperature of 27o C and a pressure of 1.013 x 105 Pa. The concentration of the particles is two times less at a height of 20 meters than at Earth’s surface. Find the mass of the particle.