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[OLD] Le Chatelier's Principle quiz

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Terms in this set (15)

  • What does chemical kinetics study in a reaction?
    Chemical kinetics studies the rate or speed at which reactants are converted into products.
  • What aspect of a reaction does thermodynamics focus on?
    Thermodynamics focuses on the direction a chemical reaction takes at equilibrium.
  • How do kinetics and thermodynamics differ in their approach to chemical reactions?
    Kinetics examines reaction speed, while thermodynamics determines the direction of the reaction at equilibrium.
  • Why is it important to consider both kinetics and thermodynamics in studying chemical reactions?
    Considering both gives a complete understanding of how fast a reaction occurs and which direction it will proceed.
  • What does Le Chatelier's Principle state about disturbed systems?
    Le Chatelier's Principle states that a disturbed system will adjust to regain equilibrium.
  • How does a chemical reaction respond to a disturbance according to Le Chatelier's Principle?
    The reaction shifts to the left or right to minimize the effect of the disturbance.
  • What happens when you alter the equilibrium state of a chemical reaction?
    The chemical reaction will shift its direction to counteract the change and restore equilibrium.
  • What is the equilibrium constant related to in chemical reactions?
    The equilibrium constant is related to thermodynamics and helps determine the direction of the reaction.
  • What is the main goal of Le Chatelier's Principle?
    The main goal is to minimize the effect of any disturbance and restore equilibrium.
  • What are two possible directions a reaction can shift to regain equilibrium?
    A reaction can shift either to the left (toward reactants) or to the right (toward products).
  • What does a shift to the left in a reaction indicate?
    A shift to the left indicates the reaction is favoring the formation of reactants.
  • What does a shift to the right in a reaction indicate?
    A shift to the right indicates the reaction is favoring the formation of products.
  • What is the effect of a disturbance on a chemical equilibrium?
    A disturbance causes the system to adjust its reaction direction to minimize the disturbance.
  • What principle helps predict how a reaction will respond to changes in conditions?
    Le Chatelier's Principle helps predict the response of a reaction to changes in conditions.
  • What are some actions that can alter a chemical reaction at equilibrium?
    Actions such as changing concentration, temperature, or pressure can alter a chemical reaction at equilibrium.