hannamass816 hannamass816

29-11-2015
Chemistry

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how many neutrons are in an atom of Mg-25?

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SugoiPlatypus SugoiPlatypus

29-11-2015

13 neutrons.
Mass=25
Number=12
Mass - Number= Amount of Neutrons
The atomic number is also the mount of Protons and Electrons of the element.

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