Oxygen can be prepared in the lab by heating potassium chlorate in the presence of a catalyst. The reaction is 2KClO₃ → 2KCl + 3O₂. How many moles of O₂ could be obtained from one mole of KClO₃?

Question

Quizplus · Accepted Answer

According to the balanced chemical equation, 2 moles of KClO3 produce 3 moles of O2. Therefore, 1 mole of KClO3 would produce 1.5 moles of O2.

Oxygen Can Be Prepared in the Lab by Heating Potassium