exothermic and endothermic reactions
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Last updated 6:29 PM on 8/7/25
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6 Terms
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exothermic reaction
heat energy is released during the reaction…enthalpy change is negative
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endothermic reaction
heat energy is absorbed during the reaction…enthalpy change is positive
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enthalpy change
heat energy transferred during a chemical reaction…products - reactants
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activation energy
minimum energy that colliding particles must possess to break bonds to start a chemical reaction
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exothermic energy level diagram
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endothermic energy level diagram
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Flashcards (24)