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Exam 2 chem

Chemistry exam 2

QuestionAnswer
Kinetics how fast a reaction occurs; energy in movement
Activation Energy minimum energy to start a reaction
catalyst a reaction by lowering the activation energy
Le Chatelerie's principle if stress is applied to a system equillibrium then the system will respond in such a way to off et the stress applied
equilibrium when speed or rate of the forward reaction equals the speed or rate of the reverse reaction
Kc concentration of the products at equillibrium over concentration of reactants at equilibrium
Kp pressure of products at equilibrium over pressure of reactants at equilibrium
rate speed of a reaction
homogenous catalyst reactants and products are in the same phase
heterogenous catalyst reactants and products are in different phases
half life the amount of time that it takes for an isotope to decrease one half life its original concentration
Created by: dmlee91