Question 1

Which of the following is a not a colligative property?  Paired item 1)

Accepted Answer

A)  boiling-point elevation 
B)  temperature of a solution 
C)  Freezing-point depression 
A)  boiling-point elevation 
B)  temperature of a solution 
C)  Freezing-point depression B

Question 2

Which type of solution has a higher osmotic pressure than that within cells?

Accepted Answer

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

Question 3

Which of the following when dissolved in deionized water would make a good conducting solution?  Paired item 1)

Accepted Answer

A)  methanol 
B)  sugar 
C)  baking soda 
A)  methanol 
B)  sugar 
C)  baking soda C

Question 4

Which of the following would be a strong electrolyte in solution?

Accepted Answer

A)  PbI2 
B)  KCl 
C)  AlOH)3 
A)  PbI2 
B)  KCl 
C)  AlOH)3

Question 5

What happens to the freezing point of water when ethylene glycol is added?

Accepted Answer

A)  Ethylene glycol has no effect on the freezing point of water. 
B)  Ethylene glycol will interfere with the organization of water molecules during the freezing process therefore increasing the freezing point of water. 
C)  Ethylene glycol will interfere with the organization of water molecules during the freezing process therefore reducing the freezing point of water. 
A)  Ethylene glycol has no effect on the freezing point of water. 
B)  Ethylene glycol will interfere with the organization of water molecules during the freezing process therefore increasing the freezing point of water. 
C)  Ethylene glycol will interfere with the organization of water molecules during the freezing process therefore reducing the freezing point of water.

Question 6

What would be the best method for raising the boiling point of water in a kettle by a few degrees Celsius?

Accepted Answer

A)  increase the temperature of the stove 
B)  add some table salt to the water 
C)  increase the temperature of the stove and increase the surface area by transferring the water to a larger kettle 
A)  increase the temperature of the stove 
B)  add some table salt to the water 
C)  increase the temperature of the stove and increase the surface area by transferring the water to a larger kettle

Question 7

For an experiment, you are asked to prepare a 2 m strong electrolytic solution. Which of the following salts would you use?

Accepted Answer

A)  an alkali salt 
B)  an alkaline salt 
C)  either an alkali or an alkaline salt 
A)  an alkali salt 
B)  an alkaline salt 
C)  either an alkali or an alkaline salt

Question 8

At what temperature does salt water freeze?

Accepted Answer

A)  0 °C 
B)  below 0 °C 
C)  above 0 °C 
A)  0 °C 
B)  below 0 °C 
C)  above 0 °C

Question 9

The solubility of KCl in water is ~344 g/L. What would be the best method for preparing a 100 mL saturated KCl solution?

Accepted Answer

A)  add 38.0 g of KCl to 100 mL of H2O at room temperature while stirring 
B)  add 30.0 g of KCl to 100 mL of H2O at room temperature while stirring 
C)  add 34.0 g of KCl to 100 mL of H2O at room temperature while stirring 
A)  add 38.0 g of KCl to 100 mL of H2O at room temperature while stirring 
B)  add 30.0 g of KCl to 100 mL of H2O at room temperature while stirring 
C)  add 34.0 g of KCl to 100 mL of H2O at room temperature while stirring

Question 10

How would you purify salt water so that it becomes potable?

Accepted Answer

A)  gravity filtration 
B)  vacuum filtration 
C)  distillation 
A)  gravity filtration 
B)  vacuum filtration 
C)  distillation

Question 11

Which of the following would conduct electricity?

Accepted Answer

A)  solid NaCl 
B)  NaCl solution 
C)  both solid NaCl and a NaCl solution 
A)  solid NaCl 
B)  NaCl solution 
C)  both solid NaCl and a NaCl solution

Question 12

What is the osmolarity of a 2 M NaCl solution?

Accepted Answer

A)  2 osmol 
B)  6 osmol 
C)  4 osmol 
A)  2 osmol 
B)  6 osmol 
C)  4 osmol

Question 13

Which type of solution has the same osmotic pressure as that within cells?

Accepted Answer

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

Question 14

Which of the following substances would be a poor choice for making conductive solutions?

Accepted Answer

A)  C6H12O6, CH3OH, CH3CH2OH 
B)  HCl, KBr, HNO3 
C)  NaOH, KOH, LiOH 
A)  C6H12O6, CH3OH, CH3CH2OH 
B)  HCl, KBr, HNO3 
C)  NaOH, KOH, LiOH

Question 15

Patients who enter the emergency room dehydrated are usually given sterile saline solution intravenously. The solution administered is isotonic to prevent cell damage. What would happen if the solution was hypotonic?

Accepted Answer

A)  Hypotonic solutions have a higher osmotic pressure than that within cells so hemolysis can occur. 
B)  Hypotonic solutions have a lower osmotic pressure than that within cells so hemolysis can occur. 
C)  Hypotonic solutions have the same osmotic pressure as that within cells so hemolysis can occur. 
A)  Hypotonic solutions have a higher osmotic pressure than that within cells so hemolysis can occur. 
B)  Hypotonic solutions have a lower osmotic pressure than that within cells so hemolysis can occur. 
C)  Hypotonic solutions have the same osmotic pressure as that within cells so hemolysis can occur.

Question 16

How would you increase the concentration of a 1 M NaCl solution?

Accepted Answer

A)  decant some of the solution down the sink 
B)  bring the solution to near boiling until desired volume is achieved 
C)  decrease the temperature of the salt solution to near freezing 
A)  decant some of the solution down the sink 
B)  bring the solution to near boiling until desired volume is achieved 
C)  decrease the temperature of the salt solution to near freezing

Question 17

What would be the best method for lowering the freezing point of water in an ice tray that is in the freezer?

Accepted Answer

A)  decrease the temperature of the freezer 
B)  decrease the temperature of the freezer and increase the surface area by transferring the water to a larger ice tray 
C)  add some table salt to the water 
A)  decrease the temperature of the freezer 
B)  decrease the temperature of the freezer and increase the surface area by transferring the water to a larger ice tray 
C)  add some table salt to the water

Question 18

Which type of solution has a lower osmotic pressure than that within cells?

Accepted Answer

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

Question 19

Which of the following is a colligative property?

Accepted Answer

A)  boiling-point elevation 
B)  temperature of a solution 
C)  color of a solution 
A)  boiling-point elevation 
B)  temperature of a solution 
C)  color of a solution

Question 20

Which of the following would be soluble in water?

Accepted Answer

A)  sugar, NaCl, HCl 
B)  sugar, NaOH, ethane 
C)  sugar, HNO3, methane 
A)  sugar, NaCl, HCl 
B)  sugar, NaOH, ethane 
C)  sugar, HNO3, methane

Which of the following is a not a colligative property? Paired item 1)

Which type of solution has a higher osmotic pressure than that within cells?

Which of the following when dissolved in deionized water would make a good conducting solution? Paired item 1)

Which of the following would be a strong electrolyte in solution?

What happens to the freezing point of water when ethylene glycol is added?

What would be the best method for raising the boiling point of water in a kettle by a few degrees Celsius?

For an experiment, you are asked to prepare a 2 m strong electrolytic solution. Which of the following salts would you use?

At what temperature does salt water freeze?

The solubility of KCl in water is ~344 g/L. What would be the best method for preparing a 100 mL saturated KCl solution?

How would you purify salt water so that it becomes potable?

Which of the following would conduct electricity?

What is the osmolarity of a 2 M NaCl solution?

Which type of solution has the same osmotic pressure as that within cells?

Which of the following substances would be a poor choice for making conductive solutions?

Patients who enter the emergency room dehydrated are usually given sterile saline solution intravenously. The solution administered is isotonic to prevent cell damage. What would happen if the solution was hypotonic?

How would you increase the concentration of a 1 M NaCl solution?

What would be the best method for lowering the freezing point of water in an ice tray that is in the freezer?

Which type of solution has a lower osmotic pressure than that within cells?

Which of the following is a colligative property?

Which of the following would be soluble in water?

Essential Ideas

Atoms, Molecules, and Ions

Composition of Substances and Solutions

Stoichiometry of Chemical Reactions

Thermochemistry

Electronic Structure and Periodic Properties of Elements

Chemical Bonding and Molecular Geometry

Advanced Theories of Covalent Bonding

Gases

Liquids and Solids

Kinetics

Fundamental Equilibrium Concepts

Acid-Base Equilibria

Thermodynamics

Electrochemistry

Representative Metals, Metalloids, and Nonmetals

Organic Chemistry

Nuclear Chemistry

Filters

Exam 11: Solutions and Colloids

Which of the following is a not a colligative property? Paired item 1)

Which type of solution has a higher osmotic pressure than that within cells?

Which of the following when dissolved in deionized water would make a good conducting solution? Paired item 1)

Which of the following would be a strong electrolyte in solution?

What happens to the freezing point of water when ethylene glycol is added?

What would be the best method for raising the boiling point of water in a kettle by a few degrees Celsius?

For an experiment, you are asked to prepare a 2 m strong electrolytic solution. Which of the following salts would you use?

At what temperature does salt water freeze?

The solubility of KCl in water is ~344 g/L. What would be the best method for preparing a 100 mL saturated KCl solution?

How would you purify salt water so that it becomes potable?

Which of the following would conduct electricity?

What is the osmolarity of a 2 M NaCl solution?

Which type of solution has the same osmotic pressure as that within cells?

Which of the following substances would be a poor choice for making conductive solutions?

Patients who enter the emergency room dehydrated are usually given sterile saline solution intravenously. The solution administered is isotonic to prevent cell damage. What would happen if the solution was hypotonic?

How would you increase the concentration of a 1 M NaCl solution?

What would be the best method for lowering the freezing point of water in an ice tray that is in the freezer?

Which type of solution has a lower osmotic pressure than that within cells?

Which of the following is a colligative property?

Which of the following would be soluble in water?

Essential Ideas

Atoms, Molecules, and Ions

Composition of Substances and Solutions

Stoichiometry of Chemical Reactions

Thermochemistry

Electronic Structure and Periodic Properties of Elements

Chemical Bonding and Molecular Geometry

Advanced Theories of Covalent Bonding

Gases

Liquids and Solids

Kinetics

Fundamental Equilibrium Concepts

Acid-Base Equilibria

Thermodynamics

Electrochemistry

Representative Metals, Metalloids, and Nonmetals

Organic Chemistry

Nuclear Chemistry

Filters