Question 1

List the compound in marble that is destroyed by acid rain.

Accepted Answer

A) NH4OH 
B) NaHCO3 
C) CaCO3 
D) KOH 
E) NaOH 
A) NH4OH 
B) NaHCO3 
C) CaCO3 
D) KOH 
E) NaOH

Question 2

What is the Kw of pure water at 50.0 °C, if the pH is 6.630?

Accepted Answer

A) 2.34 × 10-7 
B) 5.50 × 10-14 
C) 2.13 × 10-14 
D) 1.00 × 10-14 
E) 2.34 × 10-14 
A) 2.34 × 10-7 
B) 5.50 × 10-14 
C) 2.13 × 10-14 
D) 1.00 × 10-14 
E) 2.34 × 10-14

Question 3

Identify acid, base, conjugate acid, and conjugate base in the following reaction: H2CO3(aq)+ H2O(l)⇌ HCO3-(aq)+ H3O+(aq)

Accepted Answer

A) H2CO3 is an acid, H2O is a base, HCO3- is a conjugate base, and H3O+ is a conjugate acid. 
B) H2CO3 is a conjugate acid, H2O is a conjugate base, HCO3- is a base, and H3O+ is an acid. 
C) H2CO3 is an acid, H2O is a conjugate base, HCO3- is a base, and H3O+ is a conjugate acid. 
D) H2CO3 is a conjugate acid, H2O is a base, HCO3- is a conjugate base, and H3O+ is an acid. 
E) H2CO3 is an acid, H2O is a conjugate acid, HCO3- is a base, and H3O+ is a conjugate base. 
A) H2CO3 is an acid, H2O is a base, HCO3- is a conjugate base, and H3O+ is a conjugate acid. 
B) H2CO3 is a conjugate acid, H2O is a conjugate base, HCO3- is a base, and H3O+ is an acid. 
C) H2CO3 is an acid, H2O is a conjugate base, HCO3- is a base, and H3O+ is a conjugate acid. 
D) H2CO3 is a conjugate acid, H2O is a base, HCO3- is a conjugate base, and H3O+ is an acid. 
E) H2CO3 is an acid, H2O is a conjugate acid, HCO3- is a base, and H3O+ is a conjugate base.

Question 4

Which of the following oxides contribute to the formation of acid rain?

Accepted Answer

A) CO2, SO2, and NO2 
B) CO, SO2, and NO2 
C) CO2, SO, and NO2 
D) CO2, SO2, and NO 
E) CO, SO2, and NO 
A) CO2, SO2, and NO2 
B) CO, SO2, and NO2 
C) CO2, SO, and NO2 
D) CO2, SO2, and NO 
E) CO, SO2, and NO

Question 5

Determine the pH of a 0.227 mol L-1 C5H5N solution at 25 °C. The Kb of C5H5N is 1.7 × 10-9.

Accepted Answer

A) 4.59 
B) 9.41 
C) 4.71 
D) 10.14 
E) 9.29 
A) 4.59 
B) 9.41 
C) 4.71 
D) 10.14 
E) 9.29

Question 6

Which of the following is a triprotic acid?

Accepted Answer

A) HF 
B) H2SO4 
C) H3PO4 
D) CH4 
E) HC2H3O2 
A) HF 
B) H2SO4 
C) H3PO4 
D) CH4 
E) HC2H3O2

Question 7

Which of the following is an Arrhenius acid?

Accepted Answer

A) H2SO4 
B) LiOH 
C) NH2CH3 
D) CH3CH3 
E) NH3 
A) H2SO4 
B) LiOH 
C) NH2CH3 
D) CH3CH3 
E) NH3

Question 8

Which one of the following salts, when dissolved in water, produces the solution with the highest pH?

Accepted Answer

A) NaHCO3 
B) KClO4 
C) Na2CO3 
D) CH3NH3Cl  
A) NaHCO3 
B) KClO4 
C) Na2CO3 
D) CH3NH3Cl

List the compound in marble that is destroyed by acid rain.

What is the K_w of pure water at 50.0 °C, if the pH is 6.630?

Identify acid, base, conjugate acid, and conjugate base in the following reaction: H₂CO₃(aq)+ H₂O(l)⇌ HCO₃^-(aq)+ H₃O⁺(aq)

Which of the following oxides contribute to the formation of acid rain?

Determine the pH of a 0.227 mol L^-1 C₅H₅N solution at 25 °C. The K_b of C₅H₅N is 1.7 × 10^-9.

Which of the following is a triprotic acid?

Which of the following is an Arrhenius acid?

Which one of the following salts, when dissolved in water, produces the solution with the highest pH?

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules, Compounds, and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes, Valence Bond Theory, and Molecular Orbital Theory

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallury

Transition Metals and Coordination Compounds

Filters

Exam 15: Acids and Bases

List the compound in marble that is destroyed by acid rain.

What is the Kw of pure water at 50.0 °C, if the pH is 6.630?

Identify acid, base, conjugate acid, and conjugate base in the following reaction: H2CO3(aq)+ H2O(l)⇌ HCO3-(aq)+ H3O+(aq)

Which of the following oxides contribute to the formation of acid rain?

Determine the pH of a 0.227 mol L-1 C5H5N solution at 25 °C. The Kb of C5H5N is 1.7 × 10-9.

Which of the following is a triprotic acid?

Which of the following is an Arrhenius acid?

Which one of the following salts, when dissolved in water, produces the solution with the highest pH?

Units of Measurement for Physical and Chemical Change

Atoms and Elements

Molecules, Compounds, and Nomenclature

Chemical Reactions and Stoichiometry

Gases

Thermochemistry

The Quantum-Mechanical Model of the Atom

Periodic Properties of the Elements

Chemical Bonding I: Lewis Theory

Chemical Bonding Ii: Molecular Shapes, Valence Bond Theory, and Molecular Orbital Theory

Liquids, Solids, and Intermolecular Forces

Solutions

Chemical Kinetics

Chemical Equilibrium

Aqueous Ionic Equilibrium

Gibbs Energy and Thermodynamics

Electrochemistry

Radioactivity and Nuclear Chemistry

Organic Chemistry I: Structures

Organic Chemistry II: Reactions

Biochemistry

Chemistry of the Nonmetals

Metals and Metallury

Transition Metals and Coordination Compounds

Filters

What is the K_w of pure water at 50.0 °C, if the pH is 6.630?

Identify acid, base, conjugate acid, and conjugate base in the following reaction: H₂CO₃(aq)+ H₂O(l)⇌ HCO₃^-(aq)+ H₃O⁺(aq)

Determine the pH of a 0.227 mol L^-1 C₅H₅N solution at 25 °C. The K_b of C₅H₅N is 1.7 × 10^-9.