Practice question
Question
A mixture of 10 g CO and 16 g O₂ is ignited to form CO₂. What is the mass of CO₂ produced? (Atomic masses: C = 12, O = 16)
Explanation
Reaction: 2CO + O₂ → 2CO₂. Moles: CO ≈ 0.357 mol, O₂ = 0.5 mol. 0.357 mol CO produces 0.357 mol CO₂ = 0.357 × 44 ≈ 15.71 g.
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