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7. In the Bohr model of atomic hydrogen, an electron of mass 9.11 x 10-31 kg revolves around the proton in a circular orbit of radius .29 x 10-11 m. The proton and electron have equal charge magnitudes and the mass of the proton is 1.67 x10-27 kg. What is the radial acceleration of the electron? What is its velocity? What is its angular velocity?
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