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5 All phosphorus atoms have the same(1) atomic number (2) mass number (3) number of neutrons plus the number of electrons (4) number of neutrons plus the number of protons

Tara Andrews

in Chemistry

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Ashley Howard on April 4, 2018

Is the Answer (1) the Atomic Number,because in spite of all the phosphorus atoms have different ions charges that still has the atomic number 15.


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