Using the primitive Bohr model, estimate the number of revolutions N made by a electron around the nucleus in an excited state of the hydrogen atom during its ha life, which is of the order of 10-8 sec. Calculate for the excited state with; (a) n = (b) n has made around the Sun in the 4.5x10° years of its existence. 15; (c) Compare these numbers with the number of revolutions the Ear
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