Question 1

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

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 2

Which of the following occurs in this system?

Accepted Answer

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

Question 3

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

Accepted Answer

A)    
B)    
C)    
D)    
E)    
A)    
B)    
C)    
D)    
E)

Question 4

A red blood cell will undergo hemolysis in

Accepted Answer

A) 5% glucose. 
B) 0.9% NaCl. 
C) water. 
D) 10% glucose. 
E) 5% NaCl. 
A) 5% glucose. 
B) 0.9% NaCl. 
C) water. 
D) 10% glucose. 
E) 5% NaCl.

Question 5

Use the reaction: 
  
What volume of  0.123 M    is needed to form  0.657 g of

Accepted Answer

A)   53.4 mL 
B)   34.3 mL 
C)   34.2 L 
D)   10.7 mL 
E)   17.1 mL 
A)   53.4 mL 
B)   34.3 mL 
C)   34.2 L 
D)   10.7 mL 
E)   17.1 mL

Question 6

A hydrogen bond is

Accepted Answer

A) a covalent bond between H and O. 
B) a bond that is stronger than a covalent bond. 
C) an ionic bond between H and another atom. 
D) an attraction between a hydrogen atom bonded to N, O, or F and an N, O, or F atom on another molecule. 
E) the polar O-H bond in water. 
A) a covalent bond between H and O. 
B) a bond that is stronger than a covalent bond. 
C) an ionic bond between H and another atom. 
D) an attraction between a hydrogen atom bonded to N, O, or F and an N, O, or F atom on another molecule. 
E) the polar O-H bond in water.

Question 7

The process that occurs in this system is

Accepted Answer

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

Question 8

What volume of 0.10 M NaOH can be prepared from 250. mL of 0.30 M NaOH?

Accepted Answer

A) 750 L 
B) 0.75 L 
C) 0.25 L 
D) 0.075 L 
E) 0.083 L 
A) 750 L 
B) 0.75 L 
C) 0.25 L 
D) 0.075 L 
E) 0.083 L

Question 9

How many milliliters of a  25% (m/v) NaOH solution would contain  75 g of  NaOH?

Accepted Answer

A)   75 mL 
B)   25 mL 
C)   33 mL 
D)    
E)   19 mL 
A)   75 mL 
B)   25 mL 
C)   33 mL 
D)    
E)   19 mL

Question 10

The mass/volume percent concentration refers to

Accepted Answer

A) grams of solute in 100 mL of solution. 
B) grams of solute in 1 L of solution. 
C) grams of solute in 1 L of solvent. 
D) grams of solvent in 100 mL of solution. 
E) grams of solute in 100 mL of solvent. 
A) grams of solute in 100 mL of solution. 
B) grams of solute in 1 L of solution. 
C) grams of solute in 1 L of solvent. 
D) grams of solvent in 100 mL of solution. 
E) grams of solute in 100 mL of solvent.

Question 11

What is the molarity of a solution which contains 58.5 g of sodium chloride dissolved in 0.500 L of solution?

Accepted Answer

A) 1.50 M 
B) 2.00 M 
C) 4.00 M 
D) 1.00 M 
E) 0.500 M 
A) 1.50 M 
B) 2.00 M 
C) 4.00 M 
D) 1.00 M 
E) 0.500 M

Question 12

When solutions of   and   are mixed,

Accepted Answer

A)  no precipitate forms. 
B)  a precipitate of   forms. 
C)  precipitates of   and KCl form. 
D)  a precipitate of   forms. 
E)  a precipitate of  KCl forms. 
A)  no precipitate forms. 
B)  a precipitate of   forms. 
C)  precipitates of   and KCl form. 
D)  a precipitate of   forms. 
E)  a precipitate of  KCl forms.

Question 13

What is the molarity of a solution that contains  17 g of   in  0.50 L of solution?

Accepted Answer

A)   0.50 M 
B)   0.029 M 
C)   2.0 M 
D)   1.0 M 
E)   34 M 
A)   0.50 M 
B)   0.029 M 
C)   2.0 M 
D)   1.0 M 
E)   34 M

Question 14

A substance that produces only a small number of ions in solution is known as a ________ electrolyte.

Accepted Answer

The answer of A substance that produces only a small...

Question 15

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

Accepted Answer

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

Question 16

Hydrogen bonds are a major factor in the structure of

Accepted Answer

A) dry ice. 
B) air. 
C) DNA. 
D) hydrogen chloride. 
E) table salt. 
A) dry ice. 
B) air. 
C) DNA. 
D) hydrogen chloride. 
E) table salt.

Question 17

During the process of diluting a solution to a lower concentration,

Accepted Answer

A) the volume of the solution does not change. 
B) the amount of solvent does not change. 
C) water is removed from the concentrated solution. 
D) there is more solute in the concentrated solution. 
E) the amount of solute does not change. 
A) the volume of the solution does not change. 
B) the amount of solvent does not change. 
C) water is removed from the concentrated solution. 
D) there is more solute in the concentrated solution. 
E) the amount of solute does not change.

Question 18

In a solution, the solvent

Accepted Answer

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

Question 19

0.50 mole of KCl, a strong electrolyte, is added to 2.0 kg of water. The boiling point of the solution will be ________ the boiling point of pure water.

Accepted Answer

A) higher than 
B) lower than 
C) the same as 
A) higher than 
B) lower than 
C) the same as

Question 20

What is the final mass/volume (m/v)% of a KOH solution that is prepared by diluting 110 mL of a 6.0% (m/v) KOH solution to 330 mL?

Accepted Answer

A) 12% 
B) 2.0% 
C) 1.0% 
D) 18% 
E) 6.0% 
A) 12% 
B) 2.0% 
C) 1.0% 
D) 18% 
E) 6.0%

Exam 9: Solutions

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

Which of the following occurs in this system?

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

A red blood cell will undergo hemolysis in

Use the reaction: What volume of 0.123 M is needed to form 0.657 g of

A hydrogen bond is

The process that occurs in this system is

What volume of 0.10 M NaOH can be prepared from 250. mL of 0.30 M NaOH?

How many milliliters of a 25% (m/v) NaOH solution would contain 75 g of NaOH?

The mass/volume percent concentration refers to

What is the molarity of a solution which contains 58.5 g of sodium chloride dissolved in 0.500 L of solution?

When solutions of and are mixed,

What is the molarity of a solution that contains 17 g of in 0.50 L of solution?

A substance that produces only a small number of ions in solution is known as a ________ electrolyte.

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

Hydrogen bonds are a major factor in the structure of

During the process of diluting a solution to a lower concentration,

In a solution, the solvent

0.50 mole of KCl, a strong electrolyte, is added to 2.0 kg of water. The boiling point of the solution will be ________ the boiling point of pure water.

What is the final mass/volume (m/v)% of a KOH solution that is prepared by diluting 110 mL of a 6.0% (m/v) KOH solution to 330 mL?

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