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History, 18.10.2020 15:01 iv267829

This is how sodium appears in the periodic table. The arrow is pointing to sodium's
11
number of neutrons.
number of valence electrons.
combined number of neutrons and protons.
combined number of electrons and protons.
Na
Sodium
22.99

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This is how sodium appears in the periodic table. The arrow is pointing to sodium's
11
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