# Physics

A hydrogen atom is at the earth's surface. The electron and proton in the atom are separated by a distance of 5.29x10^-11m. What is the ratio of the magnitude of the electrical force exerted by the proton on the electron to the weight of the electron?

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1. -8,2 times 10 power -8

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2. -8,2 times 10 power -8 N

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