rate of reaction - definition - grade 11
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7 Terms
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heat of reaction
the net charge of chemical potential energy of the system
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exothermic reactions
reactions which transform chemical potential energy in thermal energy
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endothermic reactions
reactions which transform thermal energy into chemical potential energy
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activation energy
the minimum energy required to start a chemical reaction.
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activated complex
high energy, unstable transition state between the reactants and the products.
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reaction rate
the change in amount or concentration per unit time of either a reactant or product
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a catalyst
a substance that increases the rate of the reaction but remains unchanged at the end of the reaction.
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