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If an element has atomic number 13 and atomic mass 27;how much electrons are there in each atom of elements?

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If an element has atomic number 13 and atomic mass 27;how much electrons are there in each atom of elements?

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An atomic number of 13 means the atomic nucleus has 13 protons. The numberof electrons always equals the number of protons. So, this atom has 13 electrons.

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