Question

Balance this chemical formula Fe + Cl2 = FeCl3

Answer 1

First you find out how much each element has

Fe=1 * 2                    Fe=1
Cl=2  *3                   Cl=3 *2

now we multiply each so we can balance each side.

So now we get our balanced equation
2 Fe + 3 Cl2 = 2 FeCl3

Answer 2

Answer is 2 3 2
:) :)