Question 1

An electrolyte is a substance that dissolves in water to yield a solution that conducts electricity.

Accepted Answer

A) True 
 B)False

Question 2

What is the osmotic pressure of a solution prepared from 13.7 g of the electrolyte HCl and enough water to make 0.500 L of solution at 18°C? (R = 0.08206 L • atm/K • mol)

Accepted Answer

A)  0.55 atm 
B)  1.10 atm 
C)  8.95 atm 
D)  17.9 atm 
E)  35.9 atm 
A)  0.55 atm 
B)  1.10 atm 
C)  8.95 atm 
D)  17.9 atm 
E)  35.9 atm

Question 3

________ is the value for i, the van't Hoff factor, for all nonelectrolytes.

Accepted Answer

The answer of ________ is the value for i, the...

Question 4

Explain the following, on the basis of osmosis or osmotic pressure: When sprinkled with sugar, a dish of sliced fruit will form its own juice.

Accepted Answer

The water inside the fruit cel

Question 5

1.00 L of an aqueous solution contains 1.52 g of a nonelectrolyte compound used in antifreeze. If the osmotic pressure of this solution at 20.0°C is 448 torr, calculate the molar mass of the antifreeze compound.

Accepted Answer

The answer of 1.00 L of an aqueous solution contains...

Question 6

What is the name given to a solution that contains less solute than it has the capacity to dissolve?

Accepted Answer

A)  Unsaturated 
B)  Saturated 
C)  Solvented 
D)  Oversaturated 
E)  Supersaturated 
A)  Unsaturated 
B)  Saturated 
C)  Solvented 
D)  Oversaturated 
E)  Supersaturated

Question 7

What name is given to the major component in a solution?

Accepted Answer

A)  Supersaturated 
B)  Solute 
C)  Saturated 
D)  Unsaturated 
E)  Solvent 
A)  Supersaturated 
B)  Solute 
C)  Saturated 
D)  Unsaturated 
E)  Solvent

Question 8

Below is a diagram representing a solvent A(l) in a 1-L beaker, and a solute X dissolved in the solvent. Solvent A has a density of 0.8 g/mL, and a molar mass of 40 g/mol. Solute X has a molar mass of 30 g/mol. Each circle of X represents 1 mol of X. Assume that the solute addition does not significantly change the volume of liquid in the beaker.   What is the mass percent of solute X in this solution?

Accepted Answer

A)  0.4% 
B)  3% 
C)  12% 
D)  13% 
E)  20% 
A)  0.4% 
B)  3% 
C)  12% 
D)  13% 
E)  20%

Question 9

Below is a diagram representing a solvent A(l) in a 1-L beaker, and a solute X dissolved in the solvent. Solvent A has a density of 0.8 g/mL, and a molar mass of 40 g/mol. Solute X has a molar mass of 30 g/mol. Each circle of X represents 1 mol of X. Assume that the solute addition does not significantly change the volume of liquid in the beaker.   What is the mole fraction of the solute X in this solution?

Accepted Answer

A)  0.67 
B)  0.53 
C)  0.27 
D)  0.21 
E)  0.04 
A)  0.67 
B)  0.53 
C)  0.27 
D)  0.21 
E)  0.04

Question 10

The mole fraction of potassium nitrate in an aqueous solution is 0.0194. The solution's density is 1.0627 g/mL. What is the molarity of KNO3 in the solution?

Accepted Answer

A)  0.0194 M 
B)  0.981 M 
C)  1.05 M 
D)  1.96 M 
E)  19.4 M 
A)  0.0194 M 
B)  0.981 M 
C)  1.05 M 
D)  1.96 M 
E)  19.4 M

Question 11

What term describes the process when two liquids are completely soluble in each other in all proportions?

Accepted Answer

A)  Solvation 
B)  Miscible 
C)  Unsaturated 
D)  Saturated 
E)  Oversaturated 
A)  Solvation 
B)  Miscible 
C)  Unsaturated 
D)  Saturated 
E)  Oversaturated

An electrolyte is a substance that dissolves in water to yield a solution that conducts electricity.

What is the osmotic pressure of a solution prepared from 13.7 g of the electrolyte HCl and enough water to make 0.500 L of solution at 18°C? (R = 0.08206 L • atm/K • mol)

________ is the value for i, the van't Hoff factor, for all nonelectrolytes.

Explain the following, on the basis of osmosis or osmotic pressure: When sprinkled with sugar, a dish of sliced fruit will form its own juice.

1.00 L of an aqueous solution contains 1.52 g of a nonelectrolyte compound used in antifreeze. If the osmotic pressure of this solution at 20.0°C is 448 torr, calculate the molar mass of the antifreeze compound.

What is the name given to a solution that contains less solute than it has the capacity to dissolve?

What name is given to the major component in a solution?

The mole fraction of potassium nitrate in an aqueous solution is 0.0194. The solution's density is 1.0627 g/mL. What is the molarity of KNO₃ in the solution?

What term describes the process when two liquids are completely soluble in each other in all proportions?

Chemistry: the Central Science

Atoms, Molecules, and Ions

Stoichiometry: Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Electron Configuration and the Periodic Table

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy, Free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Coordination Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Organic Chemistry

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Exam 13: Physical Properties of Solutions

An electrolyte is a substance that dissolves in water to yield a solution that conducts electricity.

What is the osmotic pressure of a solution prepared from 13.7 g of the electrolyte HCl and enough water to make 0.500 L of solution at 18°C? (R = 0.08206 L • atm/K • mol)

________ is the value for i, the van't Hoff factor, for all nonelectrolytes.

Explain the following, on the basis of osmosis or osmotic pressure: When sprinkled with sugar, a dish of sliced fruit will form its own juice.

1.00 L of an aqueous solution contains 1.52 g of a nonelectrolyte compound used in antifreeze. If the osmotic pressure of this solution at 20.0°C is 448 torr, calculate the molar mass of the antifreeze compound.

What is the name given to a solution that contains less solute than it has the capacity to dissolve?

What name is given to the major component in a solution?

The mole fraction of potassium nitrate in an aqueous solution is 0.0194. The solution's density is 1.0627 g/mL. What is the molarity of KNO3 in the solution?

What term describes the process when two liquids are completely soluble in each other in all proportions?

Chemistry: the Central Science

Atoms, Molecules, and Ions

Stoichiometry: Ratios of Combination

Reactions in Aqueous Solutions

Thermochemistry

Quantum Theory and the Electronic Structure of Atoms

Electron Configuration and the Periodic Table

Chemical Bonding I: Basic Concepts

Chemical Bonding II: Molecular Geometry and Bonding Theories

Gases

Intermolecular Forces and the Physical Properties of Liquids and Solids

Modern Materials

Chemical Kinetics

Chemical Equilibrium

Acids and Bases

Acid-Base Equilibria and Solubility Equilibria

Entropy, Free Energy, and Equilibrium

Electrochemistry

Nuclear Chemistry

Environmental Chemistry

Coordination Chemistry

Metallurgy and the Chemistry of Metals

Nonmetallic Elements and Their Compounds

Organic Chemistry

Filters

The mole fraction of potassium nitrate in an aqueous solution is 0.0194. The solution's density is 1.0627 g/mL. What is the molarity of KNO₃ in the solution?