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Choose all the answers that apply. Magnesium (Mg) has 12 protons and 12 neutrons. Magnesium has_____. an atomic weight of 12 an atomic number of 24 12 electrons an atomic mass of 24 5 electron shells
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Choose all the answers that apply.

Magnesium (Mg) has 12 protons and 12 neutrons. Magnesium has_____.

an atomic weight of 12
an atomic number of 24
12 electrons
an atomic mass of 24
5 electron shells

User Akst
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Answer:

an atomic mass of 24,5 electron

User David Biga
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