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10 Cards in this Set
- Front
- Back
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chemical reaction
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process by which substances change into different substances through the breaking and forming of chemical bonds
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reactant |
substance that is changed by a chemical reaction |
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bond energy |
amount of energy needed to break a bond between two particular atoms |
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equilibrium |
condition in which reactants and products of a chemical reaction are formed @ the same rate |
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activation energy |
energy input necessary to initiate a chemical reaction |
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exothermic |
chemical reaction that yields a net release of energy in the form of heat |
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endothermic |
chemical reaction that requires a net input of energy |
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catalyst |
substance that decrease activation energy and increases reaction rate in a chemical reaction |
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enzyme |
protein that catalyzes chemical reactants for organisms |
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substrate |
reactant in a chemical reaction upon which an enzyme acts. |
