General Chemistry 2: Lesson 1 Review - Intermolecular Forces and States of Matter
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Questions and Answers

What causes the surface of a liquid to contract?

  • Surface Tension (correct)
  • High thermal expansion
  • Low viscosity
  • High compressibility

    • What property of water is responsible for its high surface tension?

  • Low viscosity
  • Hydrogen bonds (correct)
  • High thermal expansion
  • High compressibility

    • What is viscosity in relation to liquids?

  • Resistance to flow between liquid molecules (correct)
  • Force that contracts the surface of a liquid
  • Ability of the liquid to expand
  • Force that causes liquids to vaporize

    • What is vaporization in terms of state change?

    <p>Change from liquid to gas</p> Signup and view all the answers

    What does the molar heat of vaporization measure?

    <p>Amount of heat needed to vaporize a given amount of liquid at its boiling point</p> Signup and view all the answers

    What is the unit of crystalline solids called?

    <p>Unit Cells</p> Signup and view all the answers

    What type of intermolecular force is responsible for the high boiling point of water?

    <p>Hydrogen bonding</p> Signup and view all the answers

    Which of the following is an example of a nonpolar covalent bond?

    <p>Cl-Cl</p> Signup and view all the answers

    What type of intermolecular force is responsible for the attraction between a polar molecule and a nonpolar molecule?

    <p>Dipole-induced dipole</p> Signup and view all the answers

    Which of the following statements about liquids is NOT true?

    <p>Liquids are incompressible.</p> Signup and view all the answers

    What is the primary intermolecular force that holds ionic compounds together?

    <p>Ion-ion</p> Signup and view all the answers

    Which of the following is an example of a polar covalent bond?

    <p>H-Cl</p> Signup and view all the answers

    Which solution has a higher concentration of solute compared to the solvent?

    <p>Concentrated solution</p> Signup and view all the answers

    Which solution has an equal concentration of solute and solvent inside and outside the cell?

    <p>Isotonic solution</p> Signup and view all the answers

    Which type of solution has a higher concentration of solute outside the cell compared to inside?

    <p>Hypertonic solution</p> Signup and view all the answers

    What is the relationship between the solute and solvent in a solution?

    <p>Solute + Solvent = Solution</p> Signup and view all the answers

    Which type of compound is generally a weak electrolyte?

    <p>Weak acid</p> Signup and view all the answers

    What is the physical change that occurs when the ions in a solid separate and disperse throughout the solution?

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

    What is the component that dissolves the solute?

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

    In an endothermic process, what happens?

    <p>Heat is absorbed</p> Signup and view all the answers

    Which of the following processes involves the conversion of a solid directly to a gas?

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

    What is the point where all three phases of matter (solid, liquid, and gas) coexist?

    <p>Triple point</p> Signup and view all the answers

    In an unsaturated solution, the amount of solute dissolved is:

    <p>Below the saturation point</p> Signup and view all the answers

    What type of solution does not contain water as the solvent?

    <p>Non-aqueous solution</p> Signup and view all the answers

    Which of the following equations represents the vapor pressure lowering of a solution?

    <p>$P_{solution} = X_{solvent} (P_{solvent})$</p> Signup and view all the answers

    Which equation represents the boiling point elevation of a solution?

    <p>$\Delta T_b = K_b \times m \times i$</p> Signup and view all the answers

    Which equation represents the freezing point depression of a solution?

    <p>$\Delta T_f = K_f \times m \times i$</p> Signup and view all the answers

    Which equation represents the osmotic pressure of a solution?

    <p>$\pi = MRTi$</p> Signup and view all the answers

    Which of the following compounds is an example of a strong electrolyte?

    <p>Potassium chloride</p> Signup and view all the answers

    Which term describes a solution with a higher solute concentration than another solution?

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

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