Hess Law Definitions 0.0 / 5 ? ChemistryEnthalpyASOCR Created by: mattnotleyCreated on: 02-04-14 17:14 9243587110 Across 1. Hess' law is based on the law of ________ of energy (12) 4. Enthalpy change of formation: When one mole of a compound in its standard ______ is formed (5) 8. Enthalpy change of combustion: When one _____ (4) 9. Enthalpy change of reaction: The enthalpy change that accompanies a reaction in the molar _______ expressed (10) 10. Hess' law provides a way for finding the enthalpy change _______ (10) Down 2. It is not always possible to measure the enthalpy due to high _________ energy (10) 3. Enthalpy change of reaction: with all products being in there _________ state (8) 4. It is not always possible to measure the enthalpy due a ________ rate of reaction (4) 5. Enthalpy change of formation: The compound is formed from its _________ elements (11) 7. Enthalpy change of combustion: reacts ________ in oxygen (10)
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