How many moles of potassium chlorate to be heated to produce 11.2 litre oxygen
0.5 mol
0.33 mol
0.25 mol
0.66 mol
2 KClO3 → 2KCl + 3O2
Mole for reaction 2 2 3
3 × 22.4 litre O2 is formed by 2 mol KClO3
= 11.2 litre O2 is formed by = 0.33 mol KClO3
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