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Unit 7 Vocabulary

Entropy Measure of degree of randomness as particles move.
Chemical Equilibrium Rate of forward reaction equals rate of reverse reaction and the concentrations of products and reactants remain unchanged.
Activated Complex The maximum energy point along the reaction path.
Activation Energy The minimum energy that must be input to a chemical system with potential reactants to cause a chemical reactant.
Collision Theory Qualitatively explains how chemical reactions occur and why reaction rates differ for different reactions.
Catalyst A substance that speeds up a chemical reaction, but is not consumed by the reaction.
Reversible Reaction Products can react to re-form the reactants.
LeChatelier's Principle If a stress is applied to a system at equilibrium the system shifts in the direction that relieves the stress.
Reaction rate Change in concentration of a reactant or product per uint of time.
Inhibitor Slows down reaction rate or prevents reaction from happening.
Created by: Kaylee.Mohorcic
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