1. The problem statement, all variables and given/known data What volume in dm³ of KCl is obtained in the following equation 2KClO3-----> 2KCl + 3O2? 2. Relevant equations None 3. The attempt at a solution I suppose there is not enough data and according to equation it is 44.8dm³. But my book says 2 dm³, I don't understand how?