tahrequnderwood tahrequnderwood

20-01-2017
Chemistry

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what is the total number of electron in an atom with an atomic number of 13 and a mass number of 27

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valaparla valaparla

20-01-2017

An atom is neutral. The number of protons are equal to the number of electrons. An atomic number of 13 indicates 13 protons. Since the atom is neutral, there are 13 electrons.

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