August 2019 1 46 Report
(ACAFE) Dada a reação de combustão de 2 mols de benzeno (C₆H₆), o seu ΔH de combustão em kcal/mol é:
2 C₆H₆ + 15 O₂ → 12 CO₂ + 6 H₂O + 800kcal

a) +400
b) -800
c) +800
d) -1.600
e) -400
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