Question: A hydrogen atom has a single proton at its center and a single electron at a distance of approximately 0.0529 nm from the proton. (a)

A hydrogen atom has a single proton at its center and a single electron at a distance of approximately 0.0529 nm from the proton.
(a) What is the electric potential energy in joules?
(b) What is the significance of the sign of the answer?

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