number placed in front of the compound that tells how many how much product you get after a reaction are o...

number placed in front of the compound that tells how many
how much product you get after a reaction
are o the right of a chemical equation
A small number to the right of a symbol to show how many atoms of an element.
are on the left of a chemical equation
In chemical equations, the reactants must be equal to the products.
one or two letters representing an element