Question 1

How many carbon atoms are in 1 mole of carbon?

Accepted Answer

A)  1 
B)  12 
C)  12.011 
D)  6 
E)  6.02 × 1023 
A)  1 
B)  12 
C)  12.011 
D)  6 
E)  6.02 × 1023

Question 2

The following reaction is an example of a ___________ reaction.

Accepted Answer

A)  combination 
B)  decomposition 
C)  single replacement 
D)  double replacement 
E)  oxidation-reduction 
A)  combination 
B)  decomposition 
C)  single replacement 
D)  double replacement 
E)  oxidation-reduction

Question 3

A decomposition reaction is the reverse of a _________ reaction.

Accepted Answer

A)  combustion 
B)  combination 
C)  composition 
D)  oxidation 
E)  replacement 
A)  combustion 
B)  combination 
C)  composition 
D)  oxidation 
E)  replacement

Question 4

Which of the following statements describes the processes that can occur during oxidation? I.Loss of electrons
II)Gain of electrons
III)Loss of oxygens
IV)Loss of hydrogens

Accepted Answer

A)  I only 
B)  II only 
C)  I and III 
D)  I and IV 
E)  II and IV 
A)  I only 
B)  II only 
C)  I and III 
D)  I and IV 
E)  II and IV

Question 5

The millions of chemical reactions that occur every second in a biological cell are ________________.

Accepted Answer

A)  the cell's metabolic reactions 
B)  cell death 
C)  the organism's genetic blueprint 
D)  digestion 
E)  unrelated to the processes necessary for life 
A)  the cell's metabolic reactions 
B)  cell death 
C)  the organism's genetic blueprint 
D)  digestion 
E)  unrelated to the processes necessary for life

Question 6

The following chemical equation is not balanced.What must be done to the equation to make it balanced? Al (s)+ CuO (s)→ Al2O3 (s)+ Cu (s)

Accepted Answer

A)  Change the coefficients to: 2 for Al, 3 for CuO, and 3 for Cu. 
B)  Change the subscript of CuO to CuO3. 
C)  Add a molecule of AlO. 
D)  Change the state of matter in the reactants. 
E)  Change the subscripts of Al2O3 to be AlO. 
A)  Change the coefficients to: 2 for Al, 3 for CuO, and 3 for Cu. 
B)  Change the subscript of CuO to CuO3. 
C)  Add a molecule of AlO. 
D)  Change the state of matter in the reactants. 
E)  Change the subscripts of Al2O3 to be AlO.

Question 7

How many molecules of chlorine must be added to one molecule of acetylene to result in one molecule of the product shown?

Accepted Answer

A)  0 
B)  1 
C)  2 
D)  3 
E)  4 
A)  0 
B)  1 
C)  2 
D)  3 
E)  4

Question 8

A normal blood oxygen (O2)level is 8.0 mmol/L.What is the normal mass of oxygen per liter of blood?

Accepted Answer

A)  2.50 × 10-4 g 
B)  0.256 g 
C)  4.00 g 
D)  256 g 
E)  2.56 × 105 g 
A)  2.50 × 10-4 g 
B)  0.256 g 
C)  4.00 g 
D)  256 g 
E)  2.56 × 105 g

How many carbon atoms are in 1 mole of carbon?

The following reaction is an example of a ___________ reaction.

A decomposition reaction is the reverse of a _________ reaction.

Which of the following statements describes the processes that can occur during oxidation? I.Loss of electrons II)Gain of electrons III)Loss of oxygens IV)Loss of hydrogens

The millions of chemical reactions that occur every second in a biological cell are ________________.

The following chemical equation is not balanced.What must be done to the equation to make it balanced? Al (s)+ CuO (s)→ Al₂O₃ (s)+ Cu (s)

How many molecules of chlorine must be added to one molecule of acetylene to result in one molecule of the product shown?

A normal blood oxygen (O₂)level is 8.0 mmol/L.What is the normal mass of oxygen per liter of blood?

Matter, Energy, and Measurement

Atomic Structure and Radioisotopes

Ionic and Covalent Compounds

Molecular Geometry, Polarity, and Intermolecular

Chemical Reactions: Energy, Rates, and Equilibrium

Changes of State and Gas Laws

Mixtures, Solution Concentrations, and Diffusion

Acids and Bases, Ph, and Buffers

Introduction to Organic Chemistry:

Alcohols, Phenols, Thiols, Ethers, and Amines

The Carbonyl Containing Functional Groups

The Common Organic Reactions in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

Exam 5: Chemical Quantities and Introduction to Reactions

How many carbon atoms are in 1 mole of carbon?

The following reaction is an example of a ___________ reaction.

A decomposition reaction is the reverse of a _________ reaction.

Which of the following statements describes the processes that can occur during oxidation? I.Loss of electrons II)Gain of electrons III)Loss of oxygens IV)Loss of hydrogens

The millions of chemical reactions that occur every second in a biological cell are ________________.

The following chemical equation is not balanced.What must be done to the equation to make it balanced? Al (s)+ CuO (s)→ Al2O3 (s)+ Cu (s)

How many molecules of chlorine must be added to one molecule of acetylene to result in one molecule of the product shown?

A normal blood oxygen (O2)level is 8.0 mmol/L.What is the normal mass of oxygen per liter of blood?

Matter, Energy, and Measurement

Atomic Structure and Radioisotopes

Ionic and Covalent Compounds

Molecular Geometry, Polarity, and Intermolecular

Chemical Reactions: Energy, Rates, and Equilibrium

Changes of State and Gas Laws

Mixtures, Solution Concentrations, and Diffusion

Acids and Bases, Ph, and Buffers

Introduction to Organic Chemistry:

Alcohols, Phenols, Thiols, Ethers, and Amines

The Carbonyl Containing Functional Groups

The Common Organic Reactions in Biochemistry

Carbohydrates: Structure and Function

Lipids: Structure and Function

Proteins: Structure and Function

Nucleotides and Nucleic Acids

Energy and Metabolism

Filters

The following chemical equation is not balanced.What must be done to the equation to make it balanced? Al (s)+ CuO (s)→ Al₂O₃ (s)+ Cu (s)

A normal blood oxygen (O₂)level is 8.0 mmol/L.What is the normal mass of oxygen per liter of blood?