Question 1

A particular wine contains 11.2% (v/v) ethanol. What volume of ethanol is in a 750.-mL bottle of this wine?

Accepted Answer

A)  84.0 mL ethanol
B)  0.840 mL ethanol
C)  6.70 mL ethanol
D)  14.9 mL ethanolE) A) and D)
F) A) and C)

Question 2

If the attractive forces between the ions and water are stronger than the attraction between the ions in the crystal, an ionic compound dissolves in water.

Accepted Answer

A) True 
 B)False

Question 3

The boiling point of a solution that contains 0.64 mol of Mg(NO3)2 in 1.00 kg of water is 100.98 °C.

Accepted Answer

A) True 
 B)False

Question 4

The greater the number of dissolved particles in a solution, the lower the solution's osmotic pressure.

Accepted Answer

A) True 
 B)False

Question 5

Which compound will be the most soluble in water?

Accepted Answer

A)   
B)   
C)   
D)   E) C) and D)
F) All of the above

Question 6

Pure water has an osmotic pressure of 1 atm.

Accepted Answer

A) True 
 B)False

Question 7

Which is not an example of a solution?

Accepted Answer

A)  a dental filling
B)  chicken noodle soup
C)  gasoline
D)  tap waterE) None of the above
F) A) and D)

Question 8

What is the molarity of a solution made by dissolving 4.88 g of KCl in 423 mL of solution?

Accepted Answer

A)  0.0115 M KCl
B)  11.5 M KCl
C)  1.55 × 10-4 M KCl
D)  0.155 M KClE) A) and D)
F) A) and C)

Question 9

Nonpolar compounds are soluble in nonpolar solvents and insoluble in polar solvents.

Accepted Answer

A) True 
 B)False  True

Question 10

Ringer's solution is an aqueous solution of NaCl, KCl, and CaCl2 that is used for treating burns and wounds. The solvent in this solution is _____ .

Accepted Answer

Question 11

Each day, the stomach produces 2.0 L of gastric juice that contains 0.10 M HCl. This corresponds to _____ grams of HCl each week.

Accepted Answer

The answer of Each day, the stomach produces 2.0 L...

Question 12

If cells are placed in a hypertonic solution,

Accepted Answer

A)  water diffuses out of the cells and the cells shrink in a process called hemolysis.
B)  water diffuses out of the cells and the cells shrink in a process called crenation.
C)  water diffuses into the cells and the cells swell and eventually burst in a process called hemolysis.
D)  water diffuses into the cells and the cells swell and eventually burst in a process called crenation.E) All of the above
F) C) and D)

Question 13

Which of the following statements concerning solution concentration is NOT true?

Accepted Answer

A)  An unsaturated solution contains less than the maximum amount of solute that can be dissolved in the solvent.
B)  A saturated solution contains more than 100 g of dissolved solute.
C)  A solution can be made less concentrated by adding additional solvent.
D)  The number of moles of solute present in exactly one liter of solution is referred to as the solution's molarity.E) B) and D)
F) All of the above

Question 14

All nonvolatile solutes are ionic compounds that do not readily escape into the vapor phase, and thus they have a negligible vapor pressure at a given temperature.

Accepted Answer

A) True 
 B)False  False

Question 15

Which solution contains the smallest number of moles of sucrose (C12H22O11, molar mass = 342.30 g/mol) ?

Accepted Answer

A)  2, 000 mL of a 5.0 × 10-5% (w/v) sucrose solution
B)  2, 000 mL of a 5.0 ppm sucrose solution
C)  20 mL of a 5.0 M sucrose solution
D)  All of the solutions above contain the same number of moles of sucrose.E) A) and D)
F) B) and D)

Question 16

What is the molarity of a solution made by dissolving 36.29 g of NaCl in 2.30 L of solution?

Accepted Answer

A)  15.78 M NaCl
B)  0.0634 M NaCl
C)  0.270 M NaCl
D)  2.70 M NaClE) A) and B)
F) B) and C)

Question 17

Sodium chloride is soluble in nonpolar solvents such as octane (C8H18).

Accepted Answer

A) True 
 B)False

Question 18

When two substances form a solution, the substance present in the lesser amount is called the _____, and the substance present in the larger amount is the _____.

Accepted Answer

The answer of When two substances form a solution, the...

Question 19

Which compound will be the least soluble in water?

Accepted Answer

A)   
B)   
C)   
D)   E) All of the above
F) C) and D)

Question 20

The solubility of KI in water at 20 °C is 140 g KI/100 g H2O. If 160 g of KI is mixed with 150 g of water, all of the KI will dissolve and the solution that results will be unsaturated.

Accepted Answer

A) True 
 B)False  True

Exam 8: Solutions

A particular wine contains 11.2% (v/v) ethanol. What volume of ethanol is in a 750.-mL bottle of this wine?

Correct AnswerverifiedShow Answer

If the attractive forces between the ions and water are stronger than the attraction between the ions in the crystal, an ionic compound dissolves in water.

Correct AnswerverifiedShow Answer

The boiling point of a solution that contains 0.64 mol of Mg(NO3)2 in 1.00 kg of water is 100.98 °C.

Correct AnswerverifiedShow Answer

The greater the number of dissolved particles in a solution, the lower the solution's osmotic pressure.

Correct AnswerverifiedShow Answer

Which compound will be the most soluble in water?

Correct AnswerverifiedShow Answer

Pure water has an osmotic pressure of 1 atm.

Correct AnswerverifiedShow Answer

Which is not an example of a solution?

Correct AnswerverifiedShow Answer

What is the molarity of a solution made by dissolving 4.88 g of KCl in 423 mL of solution?

Correct AnswerverifiedShow Answer

Nonpolar compounds are soluble in nonpolar solvents and insoluble in polar solvents.

Correct AnswerverifiedTrue

Ringer's solution is an aqueous solution of NaCl, KCl, and CaCl2 that is used for treating burns and wounds. The solvent in this solution is _____ .

Correct AnswerverifiedShow Answer

Each day, the stomach produces 2.0 L of gastric juice that contains 0.10 M HCl. This corresponds to _____ grams of HCl each week.

Correct AnswerverifiedShow Answer

If cells are placed in a hypertonic solution,

Correct AnswerverifiedShow Answer

Which of the following statements concerning solution concentration is NOT true?

Correct AnswerverifiedShow Answer

All nonvolatile solutes are ionic compounds that do not readily escape into the vapor phase, and thus they have a negligible vapor pressure at a given temperature.

Correct AnswerverifiedFalse

Which solution contains the smallest number of moles of sucrose (C12H22O11, molar mass = 342.30 g/mol) ?

Correct AnswerverifiedShow Answer

What is the molarity of a solution made by dissolving 36.29 g of NaCl in 2.30 L of solution?

Correct AnswerverifiedShow Answer

Sodium chloride is soluble in nonpolar solvents such as octane (C8H18).

Correct AnswerverifiedShow Answer

When two substances form a solution, the substance present in the lesser amount is called the _____, and the substance present in the larger amount is the _____.

Correct AnswerverifiedShow Answer

Which compound will be the least soluble in water?

Correct AnswerverifiedShow Answer

The solubility of KI in water at 20 °C is 140 g KI/100 g H2O. If 160 g of KI is mixed with 150 g of water, all of the KI will dissolve and the solution that results will be unsaturated.

Correct AnswerverifiedTrue

Correct Answer
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The boiling point of a solution that contains 0.64 mol of Mg(NO₃)₂ in 1.00 kg of water is 100.98 °C.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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True

Ringer's solution is an aqueous solution of NaCl, KCl, and CaCl₂ that is used for treating burns and wounds. The solvent in this solution is _____ .

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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False

Which solution contains the smallest number of moles of sucrose (C₁₂H₂₂O₁₁, molar mass = 342.30 g/mol) ?

Correct Answer
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Correct Answer
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Sodium chloride is soluble in nonpolar solvents such as octane (C₈H₁₈).

Correct Answer
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When two substances form a solution, the substance present in the lesser amount is called the _, and the substance present in the larger amount is the _.

Correct Answer
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Correct Answer
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The solubility of KI in water at 20 °C is 140 g KI/100 g H₂O. If 160 g of KI is mixed with 150 g of water, all of the KI will dissolve and the solution that results will be unsaturated.

Correct Answer
verified
True