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Which of the following is likely to be true about the ΔH for this reaction?
C6H6(s) → C6H6(l)
A. H = 0
B. H > 0
C. H < 0
2 Answers
Relevance
- Roger the MoleLv 72 years agoFavorite Answer
Going from solid to liquid requires the addition of heat, which makes ΔH positive, so answer B.
("C6H6(s) → C6H6(l)" is no kind of reaction. It is a physical change in state.)
- pisgahchemistLv 72 years ago
Whoa..... Enthalpy......
You can't measure the enthalpy (H) of a substance, only the change in enthalpy (ΔH). Your answer choices need "deltas."
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