2 KClO3(s) → 2 KCl(s) + 3 O2(g) What is the percentage yield of O2 if 12.3 g of KClO3 (molar mass 12 — Stoichiometry Chemistry Question
Question
2 KClO3(s) → 2 KCl(s) + 3 O2(g)
What is the percentage yield of O2 if 12.3 g of KClO3 (molar mass 123 g) is decomposed to produce 3.2 g of O2 (molar mass 32 g) according to the equation above?
A.
100%
B.✓ Correct
67%
C.
50%
D.
33%
E.
10%
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