Types of Mixtures: Homogeneous and Heterogeneous
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Questions and Answers

What is the term for the thermal energy transferred from a hotter system to a cooler system?

  • Temperature
  • Kinetic Energy
  • Heat (correct)
  • Specific Heat

    • What is the unit of measurement for density of solids?

  • g/L
  • g/mL
  • kg/m3
  • g/cm3 (correct)

    • What is the smallest unit of a compound that retains its chemical characteristics?

  • Molecule (correct)
  • Nucleus
  • Element
  • Atom

    • What is the term for a mixture with uniform composition and properties?

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

    What is the SI unit of volume for liquids?

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

    What is the term for the amount of heat required to raise the temperature of 1 gram of a substance by 1 degree Celsius?

    <p>Specific Heat</p> Signup and view all the answers

    What is the term for a mixture with non-uniform composition and properties?

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

    What is the unit of measurement for intermolecular distance?

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

    What is the term for the combination of two or more elements in a definite reproducible way?

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

    What is the formula for density?

    <p>ρ = m/V</p> Signup and view all the answers

    What is the term for the ratio of mass to volume?

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

    What is the SI unit of temperature?

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

    What is the type of energy associated with an object's position?

    <p>Potential energy</p> Signup and view all the answers

    What is the term for a mixture of two or more pure substances?

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

    What is the law that states that all pure samples of a given compound contain the same elements in the same proportion?

    <p>Law of Definite Proportions</p> Signup and view all the answers

    What is the term for the heat required to raise the temperature of 1 g of a substance by 1°C?

    <p>Specific heat</p> Signup and view all the answers

    What is the primary reason for the observation of Brownian Motion?

    <p>Relatively small size of colloidal particles</p> Signup and view all the answers

    What is the term for the closeness of a measured value to a standard or known value?

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

    What is the unit of molarity?

    <p>moles per liter</p> Signup and view all the answers

    What is the term for a substance that has uniform composition throughout?

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

    What is the conversion formula from Celsius to Kelvin?

    <p>K = C + 273.15</p> Signup and view all the answers

    What does the percentage of a solution indicate?

    <p>Ratio of solute to solution by mass</p> Signup and view all the answers

    What type of mixture is characterized by visible particles and a non-uniform composition?

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

    What is the term for the density of a substance in comparison to the density of water?

    <p>Specific gravity</p> Signup and view all the answers

    What is the purpose of understanding concentration in solutions?

    <p>To ensure correct quantities, especially with toxic substances</p> Signup and view all the answers

    What is the major difference between mass per mass percentage and volume per volume percentage?

    <p>One uses mass, the other uses volume</p> Signup and view all the answers

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