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.
Please mark branliest if you are satisfied. Thanking in anticipation.
Answer:
<h2><u><em>100 kcal of bond energy</em></u></h2>
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Metals are insulators and malleable. Hope this helps even though I'm late :)
I think B or D because an eye obviously doesn't have a lense, mirror..maybe sorry for not giving u straight forward response