Using the Table of Average Bond Energies Below, the △H

question 49

Multiple Choice

Using the table of average bond energies below, the △H for the reaction is ________ kJ. C≡O (g) + 2H₂ (g) → H₃C-O-H (g)
Bond: C-O C=O C≡O C-H H-H O-H
D (kJ/mol) : 358 799 1072 413 436 463

• A)+276
• B)-276
• C)+735
• D)-735
• E)-116

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