Chemistry: Solutions and Molecular Polarity Quiz
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Questions and Answers

Which type of solutes dissociate in a solution and conduct electrical current?

  • Acids
  • Non-electrolytes
  • Ionic compounds (correct)
  • Sugars
  • What is the main difference between electrolytes and nonelectrolytes in terms of electrical conductivity?

  • Electrolytes dissociate in solution, while nonelectrolytes do not. (correct)
  • Nonelectrolytes are always acidic, while electrolytes are always basic.
  • Nonelectrolytes dissolve faster in water than electrolytes.
  • Electrolytes contain only sugars, while nonelectrolytes contain salts.
  • What are colligative properties dependent on in a solution?

  • The concentration of the solute (correct)
  • The temperature of the solvent
  • The size of the solute particles
  • The color of the solvent
  • In the context of colligative properties, what happens to the freezing point of a solvent when a solute is added?

    <p>The freezing point decreases.</p> Signup and view all the answers

    Which application demonstrates the concept of boiling point elevation?

    <p>Antifreeze usage</p> Signup and view all the answers

    What is the effect of adding more salt to water on its boiling point?

    <p>The boiling point increases.</p> Signup and view all the answers

    Which of the following is NOT a characteristic of electrolytes?

    <p>They do not contain free-moving ions.</p> Signup and view all the answers

    Which type of solutes lacks the ability to dissociate in a solution and conduct electricity?

    <p>&quot;White powder&quot;</p> Signup and view all the answers

    water + more salt had a freezing point depression of -18°C compared to pure water. What is the normal freezing point (NFP) of water?

    <p>-11°C</p> Signup and view all the answers

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