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WorksheetsSolutions Vocabulary
Total questions: 33
Worksheet time: 31mins
Which is an example of a concentrated solution?
Vinegar (acetic acid + water)
Tap water
50% acetone fingernail polish remover
100% acetone
Which is an example of a dilute solution?
100% acetone
Vinegar (acetic acid + water)
pure water
100% vegetable oil
Solubility is
the ability of a substance to dissolve.
the ability of a substance to melt.
the ability of a substance to freeze.
the ability of a substance to evaporate.
Lemonade is made up of water, lemon juice, and sugar
Identify the solute.
water
lemon juice
sugar and lemon juice
sugar
A solute that contains polar molecules will dissolve in a solvent that contains
nonpolar molecules.
polar molecules.
covalent molecules.
equal-sized molecules.
Solvation is
the process of a solute particle being surrounded by solvent particles.
the process of a solute breaking apart into ions, which are then surrounded by a solvent.
the process of a solvent particle being surrounded by solute particles.
the process of a solvent breaking apart into ions, which are then surrounded by a solute.
A molecule that has no charges is
ionic.
polar.
nonpolar.
dissociated.
A molecule that has a positive charge at one end, and a negative charge at the other is
ionic.
nonpolar.
dissolved.
polar.
A solution that contains the maximum amount of solute dissolved is
an unsaturated solution.
a saturated solution.
a nonsaturated solution.
a supersaturated solution.
A solution that contains more than the maximum amount of solute dissolved is
an unsaturated solution.
a saturated solution.
a nonsaturated solution.
a supersaturated solution.
A solution that contains less than the maximum amount of solute dissolved is
an unsaturated solution.
a saturated solution.
a nonsaturated solution.
a supersaturated solution.
True or False:
If more solute is added to an unsaturated solution, the solute will dissolve.
True
False
True or False:
If more solute is added to a saturated solution, the solute will dissolve.
True
False
True or False:
If more solute is added to a supersaturated solution, the solute will dissolve.
True
False
Unsaturated, saturated, and supersaturated solutions can all appear clear. Which of the follow techniques can be used to identify a supersaturated solution?
Filter the excess solute.
Dilute the solutions.
Add a crystal of the solute.
Measure the pressure on the solution.
If two liquids cannot mix, they are said to be
soluble.
missible.
nonpolar.
immissible.
A polar solvent and a nonpolar solute would be
soluble.
solvable.
insoluble.
polar.
A solvent is
the substance being dissolved.
the substance doing the dissolving.
always polar.
always a liquid.
A solute is
always nonpolar.
always polar.
the substance being dissolved.
the substance doing the dissolving.
Molarity measures
the polarity of a substance.
the volume of a substance.
the number of moles in a substance.
the concentration of a substance.
The unit M (molarity) can also be written as
g/L (grams per liter)
g/mL (grams per milliliter)
mol/L (moles per liter)
mol/mL (moles per milliliter)
Select the BEST answer: Concentration is a measure of
the amount of solute dissociated in a solvent.
the amount of solvent dissolved in a solute.
the amount of solute dissolved in a solvent.
the amount of solvent dissociated in a solute.
A covalent compound
contains all nonmetals and is a nonelectrolyte.
contains a metal and a nonmetal, and is a nonelectrolyte.
contains all nonmetals and is an electrolyte.
contains a metal and a nonmetal, and is an electrolyte.
An ionic compound
contains all nonmetals and is a nonelectrolyte.
contains a metal and a nonmetal, and is a nonelectrolyte.
contains all nonmetals and is an electrolyte.
contains a metal and a nonmetal, and is an electrolyte.
Which of the following describes a solution at equilibrium?
The rate of crystallization is less than the rate of dissolution.
The rate of crystallization is greater than the rate of dissolution.
The rate of crystallization and the rate of dissolution are equal.
The rate of crystallization is and rate of dissolution are both equal to zero.
A polar solvent and a polar solute would be
soluble.
solvable.
insoluble.
polar.
