three mole ratios from the following equation:
2KClO3(s) ---------------> 2KCl(s) + 3O2(g)
2moles 2moles 3moles
KClO3 and O2
KClO3 : O2 -----------> 2 mole KClO3 / 3 moles O2
or
O2:KClO3 -------------> 3 moles O2 / 2 mole KClO3
or
KClO3: 2KCl ----------> 2 mole KClO3 / 2 moles KCl
