Helium is not found. That is 8 molecules of carbon, 10 Hydrogen, 4 nitrogen, and 2 Oxygen. I think...Hope this helps.
Explanation:
Yes, the equation is balanced. There are the same number of Hydrogen (H) and Oxygen (O) atoms on both sides of the equation.
That would be cause part of the sodium is pure and that means it still kind of has it properties when it was an element and that its i think.