# How do you balance the equation SnO_2 + C -> Sn + CO?

##### 1 Answer
Mar 15, 2016

Look at the elements one by one.

#### Explanation:

You will see that $O$ is double at the left, so we have to double the $C O$ at the right. But then we also have to double the $C$ at the left, or the $C O$ won't come out right:

$S n {O}_{2} + 2 C \to S n + 2 C O$

Count.... check!