COPY: Chemical Kinetics: Rate of Reaction and Equilibrium
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COPY: Chemical Kinetics: Rate of Reaction and Equilibrium

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Questions and Answers

What is the term for the rate of reaction at a specific point in time?

  • Instantaneous rate of reaction (correct)
  • Initial rate of reaction
  • Maximum rate of reaction
  • Average rate of reaction

    • Which of the following types of catalysts speeds up a reaction without being consumed by the reaction?

  • Negative catalyst
  • Positive catalyst (correct)
  • Homogeneous catalyst
  • Heterogeneous catalyst

    • What is the term for a reaction that can proceed in both the forward and reverse directions?

  • Irreversible reaction
  • Exothermic reaction
  • Endothermic reaction
  • Reversible reaction (correct)

    • What is the expression that describes the equilibrium state of a reaction?

    <p>Law of Mass Action</p> Signup and view all the answers

    What is the term for the state in which the rates of forward and reverse reactions are equal?

    <p>Equilibrium</p> Signup and view all the answers

    Which of the following factors does NOT affect the rate of a reaction?

    <p>Color of the reactants</p> Signup and view all the answers

    What is the purpose of a catalyst in a reaction?

    <p>To increase the reaction rate</p> Signup and view all the answers

    What happens to the equilibrium constant when the temperature of a reaction is increased?

    <p>It increases</p> Signup and view all the answers

    Which principle states that a system in equilibrium will oppose any changes to the equilibrium conditions?

    <p>Le Chatelier's principle</p> Signup and view all the answers

    What is the term for the state in which the rate of forward reaction equals the rate of reverse reaction?

    <p>Dynamic equilibrium</p> Signup and view all the answers

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