Aqueous Solutions and Chemical Equilibria
12 Questions
1 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is autoprotolysis in the context of solvents?

  • A process of synthesizing solvents in a laboratory setting
  • A chemical reaction involving self-ionization of solvents (correct)
  • A technique for isolating solvents from impurities
  • A method of measuring the concentration of solvents
  • In the context of chemical equilibrium, what does a constant ratio of reactants and products signify?

  • Reversible reaction at equilibrium (correct)
  • No reaction taking place
  • Completion of the reaction
  • Reactants being absent
  • What does the ion-product constant for water (Kw) represent?

  • The pH level of solutions
  • Total volume of water in a solution
  • Concentration of water in solutions
  • Concentration of hydronium and hydroxide ions in water (correct)
  • Why can the concentration of water ([H2O]) be considered constant in dilute aqueous solutions?

    <p>Water concentration is negligible in solutions</p> Signup and view all the answers

    What is the significance of the negative logarithm of the ion-product constant for water?

    <p>Establishes a useful relationship between hydronium and hydroxide ion concentrations</p> Signup and view all the answers

    At room temperature, what is the value of the ion-product constant for water (Kw)?

    <p>$1.00 \times 10^{14}$</p> Signup and view all the answers

    Which type of electrolytes ionize almost completely when dissolved in water?

    <p>Strong electrolytes</p> Signup and view all the answers

    In the Arrhenius theory, what is a base defined as?

    <p>Source of hydroxide ion (OH-)</p> Signup and view all the answers

    What type of species have both acidic and basic properties?

    <p>Amphiprotic species</p> Signup and view all the answers

    Which theory defines an acid as a substance that is a proton donor?

    <p>Brønsted-Lowry theory</p> Signup and view all the answers

    What is the conjugate base of acetic acid?

    <p>Acetate ion</p> Signup and view all the answers

    Which of the following is an example of a non-electrolyte?

    <p>Ethanol (C2H5OH)</p> Signup and view all the answers

    More Like This

    Aqueous Solutions and Chemical Equilibria
    12 questions
    Aqueous Solutions and Chemical Equilibria
    12 questions
    Aqueous Solutions and Chemical Equilibria
    15 questions
    Aqueous Solutions and Chemical Equilibria
    12 questions
    Use Quizgecko on...
    Browser
    Browser