Question 1

Identify the term defined in each description.
-a solution in which more solute can be dissolved

Accepted Answer

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

Question 2

What is the new mass/volume (m/v)% of a KOH solution that is prepared by diluting 110 mL of a 6% (m/v) KOH solution to 330 mL?

Accepted Answer

A)  2% 
B)  1% 
C)  6% 
D)  12% 
E)  18% 
A)  2% 
B)  1% 
C)  6% 
D)  12% 
E)  18%

Question 3

In the following equation, __________ will form a precipitate.
NaCl + AgNO₃ → AgCl + NaNO₃

Accepted Answer

The answer of In the following equation, __________ will form...

Question 4

According to Henry's law, the solubility of a gas in a liquid

Accepted Answer

A)  decreases as the gas pressure above the liquid increases. 
B)  increases as the gas pressure above the liquid increases. 
C)  remains the same as the temperature increases. 
D)  depends on the liquid polarity. 
E)  depends on the liquid density. 
A)  decreases as the gas pressure above the liquid increases. 
B)  increases as the gas pressure above the liquid increases. 
C)  remains the same as the temperature increases. 
D)  depends on the liquid polarity. 
E)  depends on the liquid density.

Question 5

The number of moles of a compound dissolved in one liter of a solution is called the __________.

Accepted Answer

The answer of The number of moles of a compound...

Question 6

Oil does not dissolve in water because

Accepted Answer

A)  oil is polar. 
B)  oil is nonpolar. 
C)  water is nonpolar. 
D)  water is saturated. 
E)  oil is hydrated. 
A)  oil is polar. 
B)  oil is nonpolar. 
C)  water is nonpolar. 
D)  water is saturated. 
E)  oil is hydrated.

Question 7

A solution is prepared by dissolving 2 g of KCl in 100 g of H₂O. In this solution, H₂O is the

Accepted Answer

A)  solute. 
B)  solvent. 
C)  solution. 
D)  solid. 
E)  ionic compound. 
A)  solute. 
B)  solvent. 
C)  solution. 
D)  solid. 
E)  ionic compound.

Question 8

A solution of sodium carbonate, Na2CO₃, that has a molarity of 0.0100 M contains __________ equivalents of sodium ions per liter of the solution.

Accepted Answer

Question 9

Match the type of mixture with the appropriate characteristics.
-5% glucose

Accepted Answer

A) hypertonic 
B) hypotonic 
C) isotonic 
A) hypertonic 
B) hypotonic 
C) isotonic

Question 10

Use the reaction: 2AgNO₃(aq) + H₂SO₄(aq) → Ag2SO₄(s) + 2H₂O(l) What volume of 0.123 M AgNO₃(aq) is needed to form 0.657 g of Ag2SO₄(s)?

Accepted Answer

A)  34.2 L 
B)  17.1 mL 
C)  34.2 mL 
D)  10.7 mL 
E)  53.4 mL 
A)  34.2 L 
B)  17.1 mL 
C)  34.2 mL 
D)  10.7 mL 
E)  53.4 mL

Question 11

For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane.
-Which of the following occurs in this system?

Accepted Answer

A)  Water flows equally in both directions. 
B)  There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C)  There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D)  Water does not cross the membrane at all. 
E)  Starch moves out of the 10% starch solution into the 4% starch solution. 
A)  Water flows equally in both directions. 
B)  There is a net flow of water from the 4% starch solution into the 10% starch solution. 
C)  There is a net flow of water from the 10% starch solution into the 4% starch solution. 
D)  Water does not cross the membrane at all. 
E)  Starch moves out of the 10% starch solution into the 4% starch solution.

Question 12

For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane.
-The process that occurs in this system is

Accepted Answer

A)  filtration. 
B)  hydration. 
C)  neutralization. 
D)  dialysis. 
E)  osmosis. 
A)  filtration. 
B)  hydration. 
C)  neutralization. 
D)  dialysis. 
E)  osmosis.

Question 13

Identify the term defined in each description.
-a solution that has a higher osmotic pressure than the red blood cells of the body

Accepted Answer

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

Question 14

How many equivalents are present in 5.0 g of Al3+?

Accepted Answer

A)  15 Eq 
B)  0.56 Eq 
C)  0.19 Eq 
D)  0.37 Eq 
E)  3 Eq 
A)  15 Eq 
B)  0.56 Eq 
C)  0.19 Eq 
D)  0.37 Eq 
E)  3 Eq

Question 15

What is the molarity of a solution containing 5.0 moles of KCl in 2.0 L of solution?

Accepted Answer

A)  2.5 M 
B)  1.0 M 
C)  5.0 M 
D)  10. M 
E)  2.0 M 
A)  2.5 M 
B)  1.0 M 
C)  5.0 M 
D)  10. M 
E)  2.0 M

Question 16

The O-H bond in water is polar because

Accepted Answer

A)  it is an ionic bond. 
B)  oxygen is much more electronegative than hydrogen. 
C)  oxygen occupies more space than hydrogen. 
D)  hydrogen is much more electronegative than oxygen. 
E)  it is a hydrogen bond. 
A)  it is an ionic bond. 
B)  oxygen is much more electronegative than hydrogen. 
C)  oxygen occupies more space than hydrogen. 
D)  hydrogen is much more electronegative than oxygen. 
E)  it is a hydrogen bond.

Question 17

An equivalent is

Accepted Answer

A)  the amount of ion that has a 1+ charge. 
B)  the amount of ion that has a 1- charge. 
C)  the amount of ion that carries 1 mole of electrical charge. 
D)  1 mole of any ion. 
E)  1 mole of an ionic compound. 
A)  the amount of ion that has a 1+ charge. 
B)  the amount of ion that has a 1- charge. 
C)  the amount of ion that carries 1 mole of electrical charge. 
D)  1 mole of any ion. 
E)  1 mole of an ionic compound.

Question 18

In water, a substance that partially ionizes in solution is called a

Accepted Answer

A)  weak electrolyte. 
B)  nonelectrolyte. 
C)  semiconductor. 
D)  nonconductor. 
E)  strong electrolyte. 
A)  weak electrolyte. 
B)  nonelectrolyte. 
C)  semiconductor. 
D)  nonconductor. 
E)  strong electrolyte.

Question 19

Match the type of mixture with the appropriate characteristics.
-7% glucose

Accepted Answer

A) hypertonic 
B) hypotonic 
C) isotonic 
A) hypertonic 
B) hypotonic 
C) isotonic

Question 20

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

Accepted Answer

A)  AgCl 
B)  Cu(OH)₂ 
C)  LiCl 
D)  CaSO₄ 
E)  PbCO₃ 
A)  AgCl 
B)  Cu(OH)₂ 
C)  LiCl 
D)  CaSO₄ 
E)  PbCO₃

Exam 8: Solutions

Identify the term defined in each description. -a solution in which more solute can be dissolved

What is the new mass/volume (m/v)% of a KOH solution that is prepared by diluting 110 mL of a 6% (m/v) KOH solution to 330 mL?

In the following equation, __________ will form a precipitate. NaCl + AgNO₃ → AgCl + NaNO₃

According to Henry's law, the solubility of a gas in a liquid

The number of moles of a compound dissolved in one liter of a solution is called the __________.

Oil does not dissolve in water because

A solution is prepared by dissolving 2 g of KCl in 100 g of H₂O. In this solution, H₂O is the

A solution of sodium carbonate, Na2CO₃, that has a molarity of 0.0100 M contains __________ equivalents of sodium ions per liter of the solution.

Match the type of mixture with the appropriate characteristics. -5% glucose

Use the reaction: 2AgNO₃(aq) + H₂SO₄(aq) → Ag2SO₄(s) + 2H₂O(l) What volume of 0.123 M AgNO₃(aq) is needed to form 0.657 g of Ag2SO₄(s)?

For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane. -Which of the following occurs in this system?

For the question(s) that follow, consider a 4% starch solution and a 10% starch solution separated by a semipermeable membrane. -The process that occurs in this system is

Identify the term defined in each description. -a solution that has a higher osmotic pressure than the red blood cells of the body

How many equivalents are present in 5.0 g of Al3+?

What is the molarity of a solution containing 5.0 moles of KCl in 2.0 L of solution?

The O-H bond in water is polar because

An equivalent is

In water, a substance that partially ionizes in solution is called a

Match the type of mixture with the appropriate characteristics. -7% glucose

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

Chemistry and Measurements

Energy and Matter

Atoms and Elements

Nuclear Chemistry

Compounds and Their Bonds

Chemical Reactions and Quantities

Gases

Reaction Rates and Chemical Equilibrium

Acids and Bases

Introduction to Organic Chemistry: Alkanes

Alkenes, Alkynes, and Aromatic Compounds

Alcohols, Phenols, Thiols, and Ethers

Aldehydes, Ketones, and Chiral Molecules

Carbohydrates

Carboxylic Acids and Esters

Lipids

Amines and Amides

Amino Acids and Proteins

Enzymes and Vitamins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

Filters

A solution of sodium carbonate, Na₂CO₃, that has a molarity of 0.0100 M contains __________ equivalents of sodium ions per liter of the solution.

Use the reaction: 2AgNO₃(aq) + H₂SO₄(aq) → Ag₂SO₄(s) + 2H₂O(l) What volume of 0.123 M AgNO₃(aq) is needed to form 0.657 g of Ag₂SO₄(s)?

How many equivalents are present in 5.0 g of Al³⁺?