I would say that you would need 12 to have it be equal for this reaction to happen. I hope that this helped. :)
Answer:The answer is 3...I think
Explanation:
143
Sig Figs
3
Decimals
0
Scientific Notation
1.43 × 102
HORMONES ARE CHEMICAL SUBSTANCES SECRETED BY GLANDS
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.
This statment is false, the pen on a seismograph does not swing freely.
