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THERMODYNAMICS
Question #72366
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Question
What is the difference between ∆fH⁰ and ∆cH⁰?
A. They are the same
B. ∆fH⁰ is always positive
C. ∆fH⁰ is for formation from elements, ∆cH⁰ is for combustion with oxygen
D. ∆cH⁰ is for atomization
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