chris93653 chris93653

23-03-2020
Physics

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Draw the model of an atom with an atomic number of 7 and a mass number of 15. How many valence electrons are in this atom.

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drjames0414 drjames0414

27-03-2020

Answer:

There are 5 valence electrons

Explanation:

Valence electrons are electrons found in the outermost shell of an atom.

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