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25 June, 23:55

An atom of iron-56, 56Fe, contains? A.) 26 electrons, 26 protons, 56 neutrons. C.) 26 electrons, 26 protons, 30 neutrons.

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  1. 26 June, 03:21
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    C) because 56 is the Atomic mass, which is the total no. of nucleons and protons. 56 total Atomic mass-30neutrons=26 protons
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