St the 3 subatomic particles in an atom.
atomic number is equal to
atomic mass is equal...
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Chemistry, 25.09.2019 18:10 smartperraorwhateva
St the 3 subatomic particles in an atom.
atomic number is equal to
atomic mass is equal
11
label the parts in the periodic
square of sodium
na
sodium
22.990
ez
e
directions: complete apeman for the elements below
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