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Question
Protons and electrons1) repel each other.
2) attract each other.
3) do not interact with each other.
If the distance between a proton and an electron is doubled, the electrical force is
4) 1/4 as much.
5) 1/2 as much.
6) the same.
7) twice as much.
8) four times as much.
Answer
This answer is hidden. It contains 3 characters.
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