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How many times larger is the atom than its nucleus. I assume larger is in terms of radius. It could also mean volume or surface area. A angstrom is 10^-10 m. The radius of Hydrogen atom is larger than Hydrogen Nucleus by 0.53 * 10^ -10 / 1.4 * 10^ -15 = ( 0.53/1.4) * 10^ 5 = 0.378 * 10^5...