Chemical Reactions and Reaction Rates Quiz
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Questions and Answers

Which of the following best describes a chemical reaction?

  • A process where atoms remain unchanged
  • A process where atoms combine to form new molecules
  • A process where atoms disappear
  • A process where atoms break their chemical bonds to form new ones (correct)

    • What is the relationship between reaction rate and time?

  • Reaction rate is not related to the time it takes for reagents to be transformed into new products
  • Reaction rate is related to the time it takes for reagents to be transformed into new products (correct)
  • Reaction rate is directly proportional to the mass of the reagents involved
  • Reaction rate is inversely proportional to the time it takes for reagents to be transformed into new products

    • What is an example of a slow chemical reaction in the human body?

  • Reactions related to muscle movement
  • Reactions involved in respiration
  • Reactions related to aging (correct)
  • Reactions involved in digestion

    • Reagents are transformed into products during a chemical reaction.

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

    A chemical reaction is represented by a specific equation.

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

    Products are substances that are present before the reaction.

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

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