20. When writing a chemical equation, reactants are on the __ while products are on the __ a) left, right b) top, bottom c) right, left d) bottom, top

## Step 1<br />In a chemical equation, the reactants are the substances that undergo They are always written on the left side of the equation.<br />## Step 2<br />The products are the substances that are formed as a result of the chemical reaction. They are always written on the right side of the equation.<br />## Step 3<br />Therefore, when writing a chemical equation, reactants are on the left while products are on the right.