In an atom that has not undergone any type of chemical reaction, the number of electrons

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    is always equal to the number of protons.
    is always an even number.
    is always an odd number.
    is always equal to the number of neutrons.
asked May 30, 2013 in Biology by anonymous
    

1 Answer

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is always equal to the number of protons.
answered May 31, 2013 by Bioshare ~Top Expert~ (34,070 points)



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