Question 1

Consider the following equilibrim:   Determine the effect on the position of equilibrium when some CO2 is removed.

Accepted Answer

A)  shifts to the right 
B)  shifts to the left 
C)  does not shift 
D)  shifts to both the left and the right 
A)  shifts to the right 
B)  shifts to the left 
C)  does not shift 
D)  shifts to both the left and the right

Question 2

Consider the following redox equation: SO2 + NO2 F1F1F1S1F1F1F10 SO3 + NO, choose an appropriate chemical formula from the list that identifies the reducing agent.

Accepted Answer

A)  SO2 
B)  SO3 
C)  NO 
D)  NO2 
A)  SO2 
B)  SO3 
C)  NO 
D)  NO2

Question 3

Consider the following redox equation: SO2 + NO2 F1F1F1S1F1F1F10 SO3 + NO, choose an appropriate chemical formula from the list that identifies the substance reduced.

Accepted Answer

A)  SO2 
B)  SO3 
C)  NO 
D)  NO2 
A)  SO2 
B)  SO3 
C)  NO 
D)  NO2

Question 4

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1) Decomposition reactions and addition reactions are two terms that describe the same type of reaction.
(2) Orientation relative to one another, at the moment of collision, is always a factor in determining whether a collision is effective.
(3) An increase in temperature will always cause an endothermic reaction at equilibrium to shift in the direction that produces more products.

Accepted Answer

A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true. 
A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true.

Question 5

Use the following to answer the questions below:
In each of the following multiple-choice questions, characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices:
-Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true-false status of the statements using the choices: (1) Oxidation and reduction are complementary processes that always occur together.
(2) For a system at chemical equilibrium, decreasing the concentration of a reactant will always shift the equilibrium to the right.
(3) The reactants in a combination reaction must be elements.

Accepted Answer

A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true. 
A)  All three statements are true. 
B)  Two of the three statements are true. 
C)  Only one of the statements is true. 
D)  None of the statements is true.

Question 6

For a system at chemical equilibrium:

Accepted Answer

A)  Forward and reverse reaction rates are equal. 
B)  Forward and reverse reaction rates are zero. 
C)  Reactant and product concentrations are equal. 
D)  Reactant and product concentrations are zero. 
A)  Forward and reverse reaction rates are equal. 
B)  Forward and reverse reaction rates are zero. 
C)  Reactant and product concentrations are equal. 
D)  Reactant and product concentrations are zero.

Consider the following equilibrim: Determine the effect on the position of equilibrium when some CO₂ is removed.

Consider the following redox equation: SO₂ + NO₂  SO₃ + NO, choose an appropriate chemical formula from the list that identifies the reducing agent.

Consider the following redox equation: SO₂ + NO₂  SO₃ + NO, choose an appropriate chemical formula from the list that identifies the substance reduced.

For a system at chemical equilibrium:

Basic Concepts About Matter

Measurements in Chemistry

Atomic Structure and the Periodic Table

Chemical Bonding: the Ionic Bond Model

Chemical Bonding: the Covalent Bond Model

Chemical Calculations: Formula Masses, Moles, and Chemical Equations

Gases, Liquids, and Solids

Solutions

Acids, Bases, and Salts

Nuclear Chemistry

Saturated Hydrocarbons

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids, Esters, and Other Acid Derivatives

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes and Vitamins

Nucleic Acids

Biochemical Energy Production

Carbohydrate Metabolism

Lipid Metabolism

Protein Metabolism

Filters

Exam 9: Chemical Reactions

Consider the following equilibrim: Determine the effect on the position of equilibrium when some CO2 is removed.

Consider the following redox equation: SO2 + NO2  SO3 + NO, choose an appropriate chemical formula from the list that identifies the reducing agent.

Consider the following redox equation: SO2 + NO2  SO3 + NO, choose an appropriate chemical formula from the list that identifies the substance reduced.

For a system at chemical equilibrium:

Basic Concepts About Matter

Measurements in Chemistry

Atomic Structure and the Periodic Table

Chemical Bonding: the Ionic Bond Model

Chemical Bonding: the Covalent Bond Model

Chemical Calculations: Formula Masses, Moles, and Chemical Equations

Gases, Liquids, and Solids

Solutions

Acids, Bases, and Salts

Nuclear Chemistry

Saturated Hydrocarbons

Unsaturated Hydrocarbons

Alcohols, Phenols, and Ethers

Aldehydes and Ketones

Carboxylic Acids, Esters, and Other Acid Derivatives

Amines and Amides

Carbohydrates

Lipids

Proteins

Enzymes and Vitamins

Nucleic Acids

Biochemical Energy Production

Carbohydrate Metabolism

Lipid Metabolism

Protein Metabolism

Filters

Consider the following equilibrim: Determine the effect on the position of equilibrium when some CO₂ is removed.

Consider the following redox equation: SO₂ + NO₂  SO₃ + NO, choose an appropriate chemical formula from the list that identifies the reducing agent.

Consider the following redox equation: SO₂ + NO₂  SO₃ + NO, choose an appropriate chemical formula from the list that identifies the substance reduced.