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12 December, 02:56

If an element has 15 protons and 32 neutrons what is the: Atomic number? c) Mass number? Number of electrons? d) Complete Symbol?

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  1. 12 December, 03:04
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    Atomic number : 15 mass number: 32+15=47

    47

    electrons : 15 complete symbol : 15 P
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