Answer:
I don't really know what that is so here is a picture of it
Explanation:
CH and O is the reactants while CO and H2O is the products
The correct answer would be equation 4, because there are 4 Hydrogens and 2 Oxygens on each side of the equation making it balanced.
Answer:
The definition of atom: The Atom is the basic unit of matter.
Types of atoms: There are 3 types of atoms, protons, neutrons, and electrons.