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October 21, 2014

Homework Help: physics

Posted by anonymous on Monday, February 7, 2011 at 10:16pm.

A moving electron passes near the nucleus of a gold atom, which contains 79 protons and 118 neutrons. At a particular moment the electron is a distance of 7.5 10−9 m from the gold nucleus.

What is the magnitude of the force exerted by the gold nucleus on the electron?

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