Physics, 25.10.2020 19:10 chunkymonkey090

An electron orbits a proton in a hydrogen atom at a speed of 2.9 x 10^6 m/s. If it takes the electron 1.6 x 10^-15 s to complete one orbit, what is the circumference of the atom?

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An electron orbits a proton in a hydrogen atom at a speed of 2.9 x 10^6 m/s. If it takes the electro...