Review the equation. 2 KClO sub 3 rightarrow 2 KCl plus 3 cap o sub 2 How many moles of oxygen are produced when 2 mol of potassium chlorate open paren KClO sub 3 close paren decompose?
Answer
A
1
B
2
C
3
D
6
Explanation
The balanced equation shows that 2 mol of KClO₃ produce 3 mol of O₂. Since the question gives 2 mol of KClO₃, the amount of oxygen produced is 3 mol, choice C.
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