Question 1

An increase in the temperature of a solution usually

Accepted Answer

A)   increases the boiling point.
B)   increases the solubility of a gas in the solution.
C)   increases the solubility of a solid solute in the solution.
D)   decreases the solubility of a solid solute in the solution.
E)   decreases the solubility of a liquid solute in the solution.

Question 2

The molarity of a solution of 5.0 g of KCl in 100. mL of solution is __________.

Accepted Answer

A)   0.038 M
B)   0.067 M
C)   0.67 M
D)   0.13 M
E)   1.3 M

Question 3

Match the type of mixture with the appropriate characteristics.
-water

Accepted Answer

A)  hypertonic
B)  hypotonic
C)  isotonic

Question 4

Using a kidney machine to remove waste products from the blood is known as __________.

Accepted Answer

A)   osmosis
B)   osmolysis
C)   autolysis
D)   hemolysis
E)   hemodialysis

Question 5

Rubbing alcohol is 70.% isopropyl alcohol by volume. How many mL of isopropyl alcohol are in a 1 pint (473 mL)  container?

Accepted Answer

A)   70. mL
B)   0.15 mL
C)   680 mL
D)   470 mL
E)   330 mL

Question 6

In a solution, the solvent

Accepted Answer

A)   is a liquid.
B)   can be a liquid or gas.
C)   can be a solid, liquid, or gas.
D)   is never a solid.
E)   is the substance present in the smallest concentration.

Question 7

Which one of the following compounds will NOT be soluble in water?

Accepted Answer

A)   LiOH
B)   K2S
C)   BaSO₄
D)   NaNO₃
E)   MgCl₂

Question 8

Match the type of mixture with the appropriate characteristics.
-a mixture whose particles cannot be separated by filters or semipermeable membranes

Accepted Answer

A)  suspension
B)  solution
C)  colloid

Question 9

The process by which a semipermeable membrane allows water molecules, small molecules, and ions to pass through while retaining large particles is called

Accepted Answer

A)   osmotic pressure.
B)   dialysis.
C)   solvation.
D)   dilution.
E)   hydration.

Question 10

For the question(s)  that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane.
-A solution with the same osmotic pressure as the blood is

Accepted Answer

A)   isotonic to the blood.
B)   hypotonic to the blood.
C)   hypertonic to the blood.
D)   nontonic to the blood.
E)   molar to the blood.

Question 11

Match the type of mixture with the appropriate characteristics.
-a mixture whose particles can be separated by filters

Accepted Answer

A)   suspension
B)   solution
C)   colloid

Question 12

Match the type of mixture with the appropriate characteristics.
-a mixture of sodium chloride in water

Accepted Answer

A)  suspension
B)  solution
C)  colloid

Question 13

Identify the term defined in each description.
-the association of several water molecules with ions produced in a solution

Accepted Answer

A)  hypotonic
B)  unsaturated
C)  hydrogen bonding
D)  saturated
E)  hypertonicF) hydration

Question 14

Which one of the following compounds will be soluble in water?

Accepted Answer

A)   AgBr
B)   Ca(OH) ₂
C)   (NH) 4Cl
D)   CaCO₃
E)   PbS

Question 15

For the question(s)  that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane.
-Which solution is isotonic to a red blood cell?

Accepted Answer

A)   water
B)   0.5% NaCl
C)   2% glucose
D)   0.9% NaCl
E)   10% glucose

Question 16

What is the concentration, in mass percent, of a solution prepared from 50.0 g NaCl and 150.0 g of water?

Accepted Answer

A)   0.250%
B)   33.3%
C)   40.0%
D)   25.0%
E)   3.00%

Question 17

For the question(s)  that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane.
-Which starch solution will decrease in volume as osmosis occurs?

Accepted Answer

A)   4%
B)   10%
C)   Neither exerts osmotic pressure.
D)   They exert equal osmotic pressures.
E)   They exert opposite osmotic pressures.

Question 18

Compare the osmotic pressure of these solutions to the osmotic pressure of red blood cells.
-H₂CO₃, a weak electrolyte

Accepted Answer

A)  both
B)  ions
C)  molecules

Question 19

A patient needs to receive 85 grams of glucose every 12 hours. What volume of a 5.0%(m/v)  glucose solution needs to be administered to the patient each 12 hours?

Accepted Answer

A)   1700 mL
B)   60 mL
C)   6000 mL
D)   17 mL
E)   204 mL

Question 20

When solutions of NaCl and AgNO₃ are mixed,

Accepted Answer

A)   a precipitate of AgCl forms.
B)   a precipitate of NaNO₃ forms.
C)   no precipitate forms.
D)   precipitate of NaNO₃ and AgCl form.
E)   a precipitate of AgCl₂ forms.

Exam 8: Solutions

The process by which a semipermeable membrane allows water molecules, small molecules, and ions to pass through while retaining large particles is called

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What is the concentration, in mass percent, of a solution prepared from 50.0 g NaCl and 150.0 g of water?

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For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane. -Which solution is isotonic to a red blood cell?

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For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane. -A solution with the same osmotic pressure as the blood is

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Match the type of mixture with the appropriate characteristics. -a mixture whose particles can be separated by filters

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Rubbing alcohol is 70.% isopropyl alcohol by volume. How many mL of isopropyl alcohol are in a 1 pint (473 mL) container?

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Compare the osmotic pressure of these solutions to the osmotic pressure of red blood cells. -H₂CO₃, a weak electrolyte

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Using a kidney machine to remove waste products from the blood is known as __________.

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The molarity of a solution of 5.0 g of KCl in 100. mL of solution is __________.

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Which one of the following compounds will NOT be soluble in water?

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Identify the term defined in each description. -the association of several water molecules with ions produced in a solution

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Match the type of mixture with the appropriate characteristics. -a mixture of sodium chloride in water

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Which one of the following compounds will be soluble in water?

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Match the type of mixture with the appropriate characteristics. -a mixture whose particles cannot be separated by filters or semipermeable membranes

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An increase in the temperature of a solution usually

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Match the type of mixture with the appropriate characteristics. -water

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When solutions of NaCl and AgNO₃ are mixed,

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For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane. -Which starch solution will decrease in volume as osmosis occurs?

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In a solution, the solvent

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A patient needs to receive 85 grams of glucose every 12 hours. What volume of a 5.0%(m/v) glucose solution needs to be administered to the patient each 12 hours?

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