Answer:
6 moles of O2
Step-by-step explanation:
2KClO3 -> 2KCl + 3O2
How many moles of O2 are produced when 4.0 moles of KCl are produced?
For every 2 moles of KCl 3 moles of O2 are produced
so for 4 moles of KCl, 6 moles of O2 are produced
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