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The atomic number of gold (Au) is 79, and it has a mass number of 197. How many electrons are present in each atom of gold?
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The atomic number of gold (Au) is 79, and it has a mass number of 197. How many electrons are present in each atom of gold?

User Kivy
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There would be 79 electrons present in each atom of gold. I hope this helps :)
User Murr
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