Question 1

Which of these are properties of bases?
I. Sour
II. Turn litmus blue
III. Dissolve some metals
IV. Slippery

Accepted Answer

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

Question 2

What is the pH of a 1.0 M solution of a strong base?

Accepted Answer

A) 0 
B) 1.00 
C) 13.00 
D) 14.00 
E) Can't tell from the given information. 
A) 0 
B) 1.00 
C) 13.00 
D) 14.00 
E) Can't tell from the given information.

Question 3

Rank these substances in increasing acidity (least acidic to most acidic).
1.0 M HCOOH, 1.0 M NaHCO3, 1.0 M H2SO4

Accepted Answer

A) 1.0 M HCOOH 
B) 1.0 M NaHCO3 
C) 1.0 M H2SO4 
D) 1.00 M H2SO4 
E) 1.00 M NaHCO3 
A) 1.0 M HCOOH 
B) 1.0 M NaHCO3 
C) 1.0 M H2SO4 
D) 1.00 M H2SO4 
E) 1.00 M NaHCO3

Question 4

Which of these acids is found in stomach acid?

Accepted Answer

A) Malic 
B) Hydrochloric 
C) Phosphoric 
D) Acetic 
E) Lactic 
A) Malic 
B) Hydrochloric 
C) Phosphoric 
D) Acetic 
E) Lactic

Question 5

Which of these acids forms when wine is left exposed to oxygen for extended periods?

Accepted Answer

A) Muriatic 
B) Citric 
C) Sulfuric 
D) Acetic 
E) Benzoic 
A) Muriatic 
B) Citric 
C) Sulfuric 
D) Acetic 
E) Benzoic

Question 6

Which of these has the smallest [H3O+]?

Accepted Answer

A) pH = 2 
B) pH = 5 
C) pH = 7 
D) pH = 11 
E) pH = 13 
A) pH = 2 
B) pH = 5 
C) pH = 7 
D) pH = 11 
E) pH = 13

Question 7

Which of these substances is represented in the diagram?
​

Accepted Answer

A) A weak acid 
B) A weak base 
C) A strong acid 
D) A strong base 
E) A salt 
A) A weak acid 
B) A weak base 
C) A strong acid 
D) A strong base 
E) A salt

Question 8

What is the pH of a 1.0 M solution of a strong acid?

Accepted Answer

A) 0 
B) 1.00 
C) 13.00 
D) 14.00 
E) Can't tell from the given information. 
A) 0 
B) 1.00 
C) 13.00 
D) 14.00 
E) Can't tell from the given information.

Question 9

The combustion of which of these fuels is the most significant contributor in the formation of acid rain?

Accepted Answer

A) Oil 
B) Coal 
C) Natural gas 
D) Geothermal 
E) Nuclear 
A) Oil 
B) Coal 
C) Natural gas 
D) Geothermal 
E) Nuclear

Question 10

Which of these sets indicating relative acid strength is correct ?

Accepted Answer

A) NH3 > H2CO3 
B) HCOOH > H2SO4 
C) HCl > CH3COOH 
D) C6H6COOH > HNO3 
E) C5H5N > H3PO4 
A) NH3 > H2CO3 
B) HCOOH > H2SO4 
C) HCl > CH3COOH 
D) C6H6COOH > HNO3 
E) C5H5N > H3PO4

Question 11

Which of these statements concerning pH is incorrect ?

Accepted Answer

A) pH is based on the [H3O+] in solution. 
B) If [H3O+] = 1.0 × 10 − 13, then the solution is basic. 
C) pH = 3.0 is ten times more acidic than pH = 2. 
D) If the pH > 7 then the solution is basic. 
E) Pure water has [H3O+] = 1.0 × 10 − 7. 
A) pH is based on the [H3O+] in solution. 
B) If [H3O+] = 1.0 × 10 − 13, then the solution is basic. 
C) pH = 3.0 is ten times more acidic than pH = 2. 
D) If the pH > 7 then the solution is basic. 
E) Pure water has [H3O+] = 1.0 × 10 − 7.

Question 12

The formula of hydronium ion is  _____.

Accepted Answer

A) OH −  
B) OH+ 
C) H3O+ 
D) H3O −  
E) none of the above 
A) OH −  
B) OH+ 
C) H3O+ 
D) H3O −  
E) none of the above

Question 13

Rank these compounds in increasing acidity (least acidic to most acidic).
​
1.0 M HCOOH, 1.0 M HCl, 1.0 M NH3 , 1.0 M NaOH

Accepted Answer

A) 1.0 M HCOOH 
B) 1.0 M NH3 
C) 1.0 M NaOH 
D) 1.00 M NaOH 
E) 1.00 M NH3 
A) 1.0 M HCOOH 
B) 1.0 M NH3 
C) 1.0 M NaOH 
D) 1.00 M NaOH 
E) 1.00 M NH3

Question 14

Which of these is the best definition of an Arrehenius base?

Accepted Answer

A) Any substance that produces H+ ions in solution. 
B) Any substance that produces OH −  ions in solution. 
C) Any substance that accepts a lone pair of electrons. 
D) Any substance that neutralizes an acid in solution. 
E) Any substance that accepts H+ ion in solution. 
A) Any substance that produces H+ ions in solution. 
B) Any substance that produces OH −  ions in solution. 
C) Any substance that accepts a lone pair of electrons. 
D) Any substance that neutralizes an acid in solution. 
E) Any substance that accepts H+ ion in solution.

Question 15

Which of these is not a method used by utilities to reduce sulfur dioxide emissions?

Accepted Answer

A) Burning low-sulfur coal. 
B) Crushing and washing coal to remove sulfur. 
C) Burning coal at high temperatures to break down the sulfur. 
D) Employing flue gas scrubbers in smoke stacks which traps sulfur dioxide. 
E) All of these are current methods utilities are using to lower SO2 emissions. 
A) Burning low-sulfur coal. 
B) Crushing and washing coal to remove sulfur. 
C) Burning coal at high temperatures to break down the sulfur. 
D) Employing flue gas scrubbers in smoke stacks which traps sulfur dioxide. 
E) All of these are current methods utilities are using to lower SO2 emissions.

Question 16

Which of these has the greatest [H3O+]?

Accepted Answer

A) pH = 2 
B) pH = 5 
C) pH = 7 
D) pH = 11 
E) pH = 13 
A) pH = 2 
B) pH = 5 
C) pH = 7 
D) pH = 11 
E) pH = 13

Question 17

Which of these is not a base?

Accepted Answer

A) HCOOH 
B) NaHCO3 
C) NaOH 
D) CaCO3 
E) Mg(OH)2 
A) HCOOH 
B) NaHCO3 
C) NaOH 
D) CaCO3 
E) Mg(OH)2

Question 18

Compared to a solution that has a pH of 2.00, a solution that has a pH of 4.00:

Accepted Answer

A) contains twice as much hydronium ion. 
B) contains half as much hydronium ion. 
C) contains 100 times as much hydronium ion. 
D) contains .01 times as much hydronium ion. 
E) none of the above 
A) contains twice as much hydronium ion. 
B) contains half as much hydronium ion. 
C) contains 100 times as much hydronium ion. 
D) contains .01 times as much hydronium ion. 
E) none of the above

Question 19

Water can act as  _____.

Accepted Answer

A) a proton donor 
B) a proton acceptor 
C) either a proton donor or a proton acceptor 
D) neither a proton donor nor a proton acceptor 
A) a proton donor 
B) a proton acceptor 
C) either a proton donor or a proton acceptor 
D) neither a proton donor nor a proton acceptor

Question 20

Which of these acids is responsible for the apple flavor of some wines?

Accepted Answer

A) Malic 
B) Citric 
C) Tartaric 
D) Acetic 
E) Lactic 
A) Malic 
B) Citric 
C) Tartaric 
D) Acetic 
E) Lactic

Which of these are properties of bases? I. Sour II. Turn litmus blue III. Dissolve some metals IV. Slippery

What is the pH of a 1.0 M solution of a strong base?

Rank these substances in increasing acidity (least acidic to most acidic). 1.0 M HCOOH, 1.0 M NaHCO₃, 1.0 M H₂SO₄

Which of these acids is found in stomach acid?

Which of these acids forms when wine is left exposed to oxygen for extended periods?

Which of these has the smallest [H₃O⁺]?

Which of these substances is represented in the diagram?

What is the pH of a 1.0 M solution of a strong acid?

The combustion of which of these fuels is the most significant contributor in the formation of acid rain?

Which of these sets indicating relative acid strength is correct ?

Which of these statements concerning pH is incorrect ?

The formula of hydronium ion is _____.

Rank these compounds in increasing acidity (least acidic to most acidic). 1.0 M HCOOH, 1.0 M HCl, 1.0 M NH₃ , 1.0 M NaOH

Which of these is the best definition of an Arrehenius base?

Which of these is not a method used by utilities to reduce sulfur dioxide emissions?

Which of these has the greatest [H₃O⁺]?

Which of these is not a base?

Compared to a solution that has a pH of 2.00, a solution that has a pH of 4.00:

Water can act as _____.

Which of these acids is responsible for the apple flavor of some wines?

Molecular Reasons

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Molecules, Compounds, and Chemical Reactions

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Organic Chemistry

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Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

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The Chemistry of Food

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Filters

Exam 13: Acids and Bases: the Molecules Responsible for Sour and Bitter

Which of these are properties of bases? I. Sour II. Turn litmus blue III. Dissolve some metals IV. Slippery

What is the pH of a 1.0 M solution of a strong base?

Rank these substances in increasing acidity (least acidic to most acidic). 1.0 M HCOOH, 1.0 M NaHCO3, 1.0 M H2SO4

Which of these acids is found in stomach acid?

Which of these acids forms when wine is left exposed to oxygen for extended periods?

Which of these has the smallest [H3O+]?

Which of these substances is represented in the diagram? ​

What is the pH of a 1.0 M solution of a strong acid?

The combustion of which of these fuels is the most significant contributor in the formation of acid rain?

Which of these sets indicating relative acid strength is correct ?

Which of these statements concerning pH is incorrect ?

The formula of hydronium ion is _____.

Rank these compounds in increasing acidity (least acidic to most acidic). ​ 1.0 M HCOOH, 1.0 M HCl, 1.0 M NH3 , 1.0 M NaOH

Which of these is the best definition of an Arrehenius base?

Which of these is not a method used by utilities to reduce sulfur dioxide emissions?

Which of these has the greatest [H3O+]?

Which of these is not a base?

Compared to a solution that has a pH of 2.00, a solution that has a pH of 4.00:

Water can act as _____.

Which of these acids is responsible for the apple flavor of some wines?

Molecular Reasons

The Chemists Toolbox

Atoms and Elements

Molecules, Compounds, and Chemical Reactions

Chemical Bonding

Organic Chemistry

Light and Color

Nuclear Chemistry

Energy for Today

Energy for Tomorrow: Solar and Other Renewable Energy Sources

The Air Around Us

The Liquids and Solids Around Us: Especially Water

Oxidation and Reduction

The Chemistry of Household Products

Biochemistry and Biotechnology

Drugs and Medicine: Healing, Helping, and Hurting

The Chemistry of Food

Nanotechnology

Filters

Rank these substances in increasing acidity (least acidic to most acidic). 1.0 M HCOOH, 1.0 M NaHCO₃, 1.0 M H₂SO₄

Which of these has the smallest [H₃O⁺]?

Which of these substances is represented in the diagram?

Rank these compounds in increasing acidity (least acidic to most acidic). 1.0 M HCOOH, 1.0 M HCl, 1.0 M NH₃ , 1.0 M NaOH

Which of these has the greatest [H₃O⁺]?