Balance the combustion of ethane.

Exercise and reference answers

Left

1. Coefficient

   2

   Formula

   C₂H₆

2. Coefficient

   7

   Formula

   O₂

Right

1. Coefficient

   4

   Formula

   CO₂

2. Coefficient

   6

   Formula

   H₂O

Instructions

C₂H₆ + O₂ → CO₂ + H₂O

Explanation