Solubility
5 months ago
sara.selley
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22 QuestionsShow answers
  • Question 1
    30 seconds
    Q.

    Which of the following operations yields the number of moles of solute?

    answer choices

    molarity x mass of solution

    moles of solution / volume of solution

    molarity x moles of solution

    molarity x liters of solution

  • Question 2
    30 seconds
    Q.

    In which of the following is the solution concentration expressed in terms of molarity?

    answer choices
  • Question 3
    30 seconds
    Q.

    Which of the following is not a trait of solutions?

    answer choices

    solutions are homogenous

    the physical state of the solution is the same as the solvent

    the physical state of the solution is the same as the solute

    the dissolved solute will not settle

  • Question 4
    30 seconds
    Q.

    Which of the following is milk an example of?

    answer choices

    solid dispersed in gas

    liquid dispersed in a solid

    liquid dispersed in liquid

    solid dispersed in a liquid

  • Question 5
    30 seconds
    Q.

    What is the molality of a solution containing 8.0 grams of solute in 0.50 kg of solvent? (molar mass of solute = 24 g)

    answer choices

    0.67m

    1.67m

    0.17m

    4m

  • Question 6
    30 seconds
    Q.

    Which of the following occurs as temperature increases?

    answer choices

    Solubility remains the same.

    Molarity doubles

    Solubility increases

    Solubility decreases .

  • Question 7
    30 seconds
    Q.

    The Tyndall effect is seen

    answer choices

    in pop

    in space

    in Europe

    in spotlights at night

  • Question 8
    30 seconds
    Q.

    Which IMF releases energy when attractions are made (exothermic reaction)

    answer choices

    none of the above

    solvent-solute

    solven-solvnet

    solute-solute

  • Question 9
    30 seconds
    Q.

    What is the number of moles of solute in 250 mL of a 0.4M solution?

    answer choices

    0.62 mol

    0.16 mol

    1.6 mol

    0.1 mol

  • Question 10
    30 seconds
    Q.

    The molality of a solution containing 8.1 moles of solute in 4847 g of solvent is ____.

    answer choices

    1.7m

    0.17m

    598m

    39m

  • Question 11
    30 seconds
    Q.

    Which of the following is not true of colloids?

    answer choices

    Colloids are prepared by condensation

    Colloids are prepared by dispersion

    Colloids are prepared from vaporization

    Milk is a colloid

  • Question 12
    30 seconds
    Q.

    The solubility of a gas in a liquid is ____.

    answer choices

    proportional to the square root of the pressure of the gas above the liquid

    directly proportional to the pressure of the gas above the liquid

    inversely proportional to the pressure of the gas above the liquid

    unrelated to the pressure of the gas above the liquid

  • Question 13
    30 seconds
    Q.

    An example of an emulsifying agent is

    answer choices

    Soap

    Clouds

    Jell-o

    Gel

  • Question 14
    30 seconds
    Q.

    Which of the following is NOT an intermolecular force within a solution?

    answer choices

    solvent-solvent

    all of the above are correct

    solute-solute

    solvent-solute

  • Question 15
    30 seconds
    Q.

    What is the molarity of a solution that contains 6 moles of solute in 2 liters of solution?

    answer choices

    12M

    6M

    3M

    7M

  • Question 16
    30 seconds
    Q.

    Which of the following is an expression of molality?

    answer choices
  • Question 17
    30 seconds
    Q.

    An example of a liquid dispersed in a solid is

    answer choices

    Jell-o

    fog

    smoke

    foam

  • Question 18
    30 seconds
    Q.

    What is the molarity of a solution containing 56 grams of solute in 959 mL of solution? (molar mass of solute = 26 g/mol)

    answer choices

    2.1M

    2.2M

    0.0022M

    1.5M

  • Question 19
    30 seconds
    Q.

    Which is true of solute-solute IMFs?

    answer choices

    the cation and anion forces must be overcome for a solution to occur

    the hydrogen bonds must be overcome for a solution to occur

    the cation and anion forces must be made for a solution to occur

    the hydrogen bonds must be made for a solution to occur

  • Question 20
    30 seconds
    Q.

    In a concentrated solution there is ____.

    answer choices

    a small amount of solute

    no solvent

    no solute

    a large amount of solute

  • Question 21
    30 seconds
    Q.

    What is the molarity of a solution containing 7.0 moles of solute in 569 mL of solution?

    answer choices

    12M

    81M

    0.081M

    4.0M

  • Question 22
    30 seconds
    Q.

    What is the mole fraction of ethanol in a solution of 3.00 moles of ethanol and 5.00 moles of water?

    answer choices

    13

    0.6

    1.67

    0.375

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