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For an atom’s electrons, how many energy sublevels are present in the principal energy level n=4?
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Kelly has come up with an explanation for why her sister is sometimes in a good mood and other times in a bad mood. she speculates that it is based on the hours of sleep her sister got the previous night. this explanation for her sister's behaviors is an example of a(n)
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For an atom’s electrons, how many energy sublevels are present in the principal energy level n=4?...
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