Carbon Monoxide and Oxygen Gas React to Form Carbon Dioxide

question 136

Multiple Choice

Carbon monoxide and oxygen gas react to form carbon dioxide.How much heat is released when 89.5 grams of O₂ (g) reacts with excess CO? ΔH° = -482 kJ.

• A)1.35 × 10^{3 kJ}
• B)2.70 × 10³ kJ
• C)1.35 × 10^-3 kJ
• D)674 kJ
• E)4.31 × 10⁴ kJ

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