Question 1

The solubility of gases in liquids

Accepted Answer

A) increases as temperature increases and increases as pressure increases. 
B) decreases as temperature increases and increases as pressure increases. 
C) decreases as temperature increases and decreases as pressure increases. 
D) increases as temperature increases and decreases as pressure increases. 
E) is independent of temperature and increases as pressure increases. 
A) increases as temperature increases and increases as pressure increases. 
B) decreases as temperature increases and increases as pressure increases. 
C) decreases as temperature increases and decreases as pressure increases. 
D) increases as temperature increases and decreases as pressure increases. 
E) is independent of temperature and increases as pressure increases.

Question 2

How much NaCl is needed to make 50.0 mL of a 16% (w/v)solution?

Accepted Answer

A) 2.0 g 
B) 4.0 g 
C) 8.0 g 
D) 12 g 
E) 16 g 
A) 2.0 g 
B) 4.0 g 
C) 8.0 g 
D) 12 g 
E) 16 g

Question 3

Water can be used to dissolve which type of compounds

Accepted Answer

A) nonpolar compounds 
B) polar compounds 
C) ionic compounds 
D) both A and B 
E) both B and C 
A) nonpolar compounds 
B) polar compounds 
C) ionic compounds 
D) both A and B 
E) both B and C

Question 4

What is the molarity of a solution prepared by dissolving 36.0 g of NaOH in enough water to make 1.50 L of solution?

Accepted Answer

A) 0.600 M 
B) 0.0240 M 
C) 0.900 M 
D) 1.35 M 
E) 0.0428 M 
A) 0.600 M 
B) 0.0240 M 
C) 0.900 M 
D) 1.35 M 
E) 0.0428 M

Question 5

How many grams of water are needed to prepare 250.g of a solution that is 5.00% by mass NaCl?

Accepted Answer

A) 5.00 g 
B) 12.5 g 
C) 238 g 
D) 245 g 
E) 1250 g 
A) 5.00 g 
B) 12.5 g 
C) 238 g 
D) 245 g 
E) 1250 g

Question 6

The term "miscible" is used to describe which type of solution?

Accepted Answer

A) liquid/liquid 
B) liquid/solid 
C) gas/liquid 
D) gas/gas 
E) all of the above 
A) liquid/liquid 
B) liquid/solid 
C) gas/liquid 
D) gas/gas 
E) all of the above

Question 7

Which of the following can serve as the solvent in a solution?

Accepted Answer

A) a gas 
B) a liquid 
C) a solid 
D) a mixture of commingled liquids 
E) all of the above 
A) a gas 
B) a liquid 
C) a solid 
D) a mixture of commingled liquids 
E) all of the above

Question 8

Which statement best explains the meaning of the phrase "like dissolves like"?

Accepted Answer

A) A solvent will easily dissolve a solute of similar mass. 
B) A solvent and solute with similar intermolecular forces will readily form a solution. 
C) The only true solutions are formed when water dissolves a non-polar solute. 
D) The only true solutions are formed when water dissolves a polar solute. 
E) None of these statements is correct. 
A) A solvent will easily dissolve a solute of similar mass. 
B) A solvent and solute with similar intermolecular forces will readily form a solution. 
C) The only true solutions are formed when water dissolves a non-polar solute. 
D) The only true solutions are formed when water dissolves a polar solute. 
E) None of these statements is correct.

Question 9

How many mL of 0.105 M AgNO3 are needed for an experiment that requires 0.00510 mol of AgNO3?

Accepted Answer

A) 0.536 mL 
B) 17.8 mL 
C) 18.70 mL 
D) 20.6 mL 
E) 48.6 mL 
A) 0.536 mL 
B) 17.8 mL 
C) 18.70 mL 
D) 20.6 mL 
E) 48.6 mL

Question 10

Which of the following statements about the solubility of gases in liquids is not correct?

Accepted Answer

A) A warm can of soda fizzes more than a cold can of soda when opened because gases are less soluble at higher temperature. 
B) An opened can of soda goes "flat" because the partial pressure of carbon dioxide is lower in the atmosphere than in the unopened can. 
C) A solution stored under an atmosphere of pure nitrogen will contain more dissolved nitrogen than the same solution stored under air because air is only 80% nitrogen. 
D) Fish kills may occur in the summertime because an inadequate amount of oxygen is dissolved in the water. 
E) none of the above 
A) A warm can of soda fizzes more than a cold can of soda when opened because gases are less soluble at higher temperature. 
B) An opened can of soda goes "flat" because the partial pressure of carbon dioxide is lower in the atmosphere than in the unopened can. 
C) A solution stored under an atmosphere of pure nitrogen will contain more dissolved nitrogen than the same solution stored under air because air is only 80% nitrogen. 
D) Fish kills may occur in the summertime because an inadequate amount of oxygen is dissolved in the water. 
E) none of the above

The solubility of gases in liquids

How much NaCl is needed to make 50.0 mL of a 16% (w/v)solution?

Water can be used to dissolve which type of compounds

What is the molarity of a solution prepared by dissolving 36.0 g of NaOH in enough water to make 1.50 L of solution?

How many grams of water are needed to prepare 250.g of a solution that is 5.00% by mass NaCl?

The term "miscible" is used to describe which type of solution?

Which of the following can serve as the solvent in a solution?

Which statement best explains the meaning of the phrase "like dissolves like"?

How many mL of 0.105 M AgNO₃ are needed for an experiment that requires 0.00510 mol of AgNO₃?

Which of the following statements about the solubility of gases in liquids is not correct?

Matter and Measurements

Atoms and the Periodic Table

Ionic Compounds

Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Amines

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

The Generation of Biochemical Energy

Carbohydrates

Carbohydrate Metabolism

Lipids

Lipid Metabolism

Nucleic Acids and Protein Synthesis

Genomics

Protein and Amino Acid Metabolism

Chemical Messengers: Hormones, neurotransmitters, and Drugs

Body Fluids

Filters

Exam 9: Solutions

The solubility of gases in liquids

How much NaCl is needed to make 50.0 mL of a 16% (w/v)solution?

Water can be used to dissolve which type of compounds

What is the molarity of a solution prepared by dissolving 36.0 g of NaOH in enough water to make 1.50 L of solution?

How many grams of water are needed to prepare 250.g of a solution that is 5.00% by mass NaCl?

The term "miscible" is used to describe which type of solution?

Which of the following can serve as the solvent in a solution?

Which statement best explains the meaning of the phrase "like dissolves like"?

How many mL of 0.105 M AgNO3 are needed for an experiment that requires 0.00510 mol of AgNO3?

Which of the following statements about the solubility of gases in liquids is not correct?

Matter and Measurements

Atoms and the Periodic Table

Ionic Compounds

Molecular Compounds

Classification and Balancing of Chemical Reactions

Chemical Reactions: Mole and Mass Relationships

Chemical Reactions: Energy, rates, and Equilibrium

Gases, liquids, and Solids

Acids and Bases

Nuclear Chemistry

Introduction to Organic Chemistry: Alkanes

Alkenes, alkynes, and Aromatic Compounds

Some Compounds With Oxygen, sulfur, or a Halogen

Amines

Aldehydes and Ketones

Carboxylic Acids and Their Derivatives

Amino Acids and Proteins

Enzymes and Vitamins

The Generation of Biochemical Energy

Carbohydrates

Carbohydrate Metabolism

Lipids

Lipid Metabolism

Nucleic Acids and Protein Synthesis

Genomics

Protein and Amino Acid Metabolism

Chemical Messengers: Hormones, neurotransmitters, and Drugs

Body Fluids

Filters

How many mL of 0.105 M AgNO₃ are needed for an experiment that requires 0.00510 mol of AgNO₃?