Question

what is the amount of atoms in one dot of pen?​

Answer 1

Answer:

pen mark has a thickness of 20 nanometers and a carbon atom has a diameter of 0.14 nanometers. Assuming a dot with a diameter of 1mm. Volume = pi x radius2 x height = pi x (500,000/0.14 atoms)2 x (20/0.14 atoms) = 5,700,000,000,000,000 atoms.

Answer 2

Answer:

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