1. write an essay explaining a solar parabolic trough. what it is, how it works, and how it is currently being used (or not). cite all of your sources in apa style.

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because the two particles have an equal charge, the charges will cancel out and give the atom an overall charge of 0. so, if at atom has 35 protons in the nucleus, we could expect it to have 35 electrons orbiting that nucleus.