Answer:
3Na2SO4
Explanation:
3Na2SO4
# of molecules: 3 moles of Na2SO4 or 3 × 6.22 × 10^23 molecules.
# of elements: 3 elements l
Name of element: = Sodium, S = Sulphur, O = Oxygen
# of atoms: Na = 6 atoms, S= 3, O= 12
Total # of atoms: 21
The #3 is a Coefficient.
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Answer:
A phosphorus atom forms a P3- ion by gaining three electrons.
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The rows are the one line of elements that goes from left to right horizontally. A column is a line of elements that goes vertically.
