Question 1

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)  Firewood 
E)  LPG 
A)  Oil 
B)  Coal 
C)  Natural gas 
D)  Firewood 
E)  LPG

Question 2

Which of these substances is a strong acid?

Accepted Answer

A)  HCN 
B)  H2PO3 
C)  HCl 
D)  HNO2 
E)  H2CO3 
A)  HCN 
B)  H2PO3 
C)  HCl 
D)  HNO2 
E)  H2CO3

Question 3

Which of these acids is found in stomach acid?

Accepted Answer

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

Question 4

The formula of the hydronium ion is  _____.

Accepted Answer

A)  OHS1U1P1 ? S1S1P0 
B)  OHS1U1P1+S1S1P0 
C)  HS1U1B13S1U1B0OS1U1P1+S1S1P0 
D)  HS1U1B13S1U1B0OS1U1P1 ? S1S1P0 
E)  HS1U1B14S1U1B0 OS1U1P1+S1S1P0 
A)  OHS1U1P1 ? S1S1P0 
B)  OHS1U1P1+S1S1P0 
C)  HS1U1B13S1U1B0OS1U1P1+S1S1P0 
D)  HS1U1B13S1U1B0OS1U1P1 ? S1S1P0 
E)  HS1U1B14S1U1B0 OS1U1P1+S1S1P0

Question 5

Which of these substances is the most basic?

Accepted Answer

A)  Lemon juice 
B)  Vinegar 
C)  Rainwater 
D)  Ammonia 
E)  Beer 
A)  Lemon juice 
B)  Vinegar 
C)  Rainwater 
D)  Ammonia 
E)  Beer

Question 6

Which of these gases combine(s) with water to form acid rain?
I. SO2
II. NO2
III. H2
IV. N2
V. Cl2

Accepted Answer

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

Question 7

Which of these acids is a parent molecule for making aspirin?

Accepted Answer

A)  Muriatic acid 
B)  Citric acid 
C)  Benzoic acid 
D)  Acetic acid 
E)  Salicylic acid 
A)  Muriatic acid 
B)  Citric acid 
C)  Benzoic acid 
D)  Acetic acid 
E)  Salicylic acid

Question 8

The acid used in the pickling process is _____.

Accepted Answer

A)  citric acid 
B)  lactic acid 
C)  acetic acid 
D)  phosphoric acid 
E)  carbonic acid 
A)  citric acid 
B)  lactic acid 
C)  acetic acid 
D)  phosphoric acid 
E)  carbonic acid

Question 9

Which of these statements about weak bases is correct ?

Accepted Answer

A)  They are concentrated. 
B)  They have a very high pH. 
C)  They dissociate 100% into ions. 
D)  They dissociate very little into ions. 
E)  Both B and C are correct. 
A)  They are concentrated. 
B)  They have a very high pH. 
C)  They dissociate 100% into ions. 
D)  They dissociate very little into ions. 
E)  Both B and C are correct.

Question 10

Which of these substances is the most basic?

Accepted Answer

A)  Lemon juice 
B)  Pure water 
C)  Milk of magnesia 
D)  Vinegar 
E)  Beer 
A)  Lemon juice 
B)  Pure water 
C)  Milk of magnesia 
D)  Vinegar 
E)  Beer

Question 11

Which of these gases is targeted by the 1990 Clean Air Act for a 50% reduction of emission by 2010?

Accepted Answer

A)  SO2 
B)  CO2 
C)  NO2 
D)  Cl2 
E)  N2 
A)  SO2 
B)  CO2 
C)  NO2 
D)  Cl2 
E)  N2

Question 12

Which of these compounds can not act as a Bronsted-Lowry base?

Accepted Answer

A)  NH4+ 
B)  OH −  
C)  CH3COO −  
D)  H2O 
E)  NH3 
A)  NH4+ 
B)  OH −  
C)  CH3COO −  
D)  H2O 
E)  NH3

Question 13

Which of these acids is a component of  vinegar?

Accepted Answer

A)  H2SO4 
B)  HCl 
C)  HNO3 
D)  H3PO4 
E)  CH3COOH 
A)  H2SO4 
B)  HCl 
C)  HNO3 
D)  H3PO4 
E)  CH3COOH

Question 14

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

Accepted Answer

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

Question 15

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

Accepted Answer

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

Question 16

Which of these are properties of bases?
I. They are sour in taste.
II. They turn red litmus paper blue.
III. They dissolve many metals.
IV. They feel 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 17

Which of these substances has the lowest pH?

Accepted Answer

A)  CH3COOH 
B)  HNO3 
C)  NH3 
D)  HCOOH 
E)  NaOH 
A)  CH3COOH 
B)  HNO3 
C)  NH3 
D)  HCOOH 
E)  NaOH

Question 18

Which of these substances is the most acidic?

Accepted Answer

A)  Lemon juice 
B)  Pure water 
C)  Milk of magnesia 
D)  Egg whites 
E)  Wine 
A)  Lemon juice 
B)  Pure water 
C)  Milk of magnesia 
D)  Egg whites 
E)  Wine

Question 19

Which of the following bases is used as a common floor and window cleaner?

Accepted Answer

A)  Sodium carbonate 
B)  Magnesium hydroxide 
C)  Calcium carbonate 
D)  Ammonia 
E)  Baking soda 
A)  Sodium carbonate 
B)  Magnesium hydroxide 
C)  Calcium carbonate 
D)  Ammonia 
E)  Baking soda

Question 20

Strong acids are _____.

Accepted Answer

A)  acids that are concentrated 
B)  acids that have a very high pH 
C)  acids that d issociate 100% into ions 
D)  acids that  dissociate very little into ions 
E)  acids that accept protons 
A)  acids that are concentrated 
B)  acids that have a very high pH 
C)  acids that d issociate 100% into ions 
D)  acids that  dissociate very little into ions 
E)  acids that accept protons

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

Which of these substances is a strong acid?

Which of these acids is found in stomach acid?

The formula of the hydronium ion is _____.

Which of these substances is the most basic?

Which of these gases combine(s) with water to form acid rain? I. SO₂ II. NO₂ III. H₂ IV. N₂ V. Cl₂

Which of these acids is a parent molecule for making aspirin?

The acid used in the pickling process is _____.

Which of these statements about weak bases is correct ?

Which of these substances is the most basic?

Which of these gases is targeted by the 1990 Clean Air Act for a 50% reduction of emission by 2010?

Which of these compounds can not act as a Bronsted-Lowry base?

Which of these acids is a component of vinegar?

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

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

Which of these are properties of bases? I. They are sour in taste. II. They turn red litmus paper blue. III. They dissolve many metals. IV. They feel slippery.

Which of these substances has the lowest pH?

Which of these substances is the most acidic?

Which of the following bases is used as a common floor and window cleaner?

Strong acids are _____.

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

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

Which of these substances is a strong acid?

Which of these acids is found in stomach acid?

The formula of the hydronium ion is _____.

Which of these substances is the most basic?

Which of these gases combine(s) with water to form acid rain? I. SO2 II. NO2 III. H2 IV. N2 V. Cl2

Which of these acids is a parent molecule for making aspirin?

The acid used in the pickling process is _____.

Which of these statements about weak bases is correct ?

Which of these substances is the most basic?

Which of these gases is targeted by the 1990 Clean Air Act for a 50% reduction of emission by 2010?

Which of these compounds can not act as a Bronsted-Lowry base?

Which of these acids is a component of vinegar?

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

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

Which of these are properties of bases? I. They are sour in taste. II. They turn red litmus paper blue. III. They dissolve many metals. IV. They feel slippery.

Which of these substances has the lowest pH?

Which of these substances is the most acidic?

Which of the following bases is used as a common floor and window cleaner?

Strong acids are _____.

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 Online Only

Filters

Which of these gases combine(s) with water to form acid rain? I. SO₂ II. NO₂ III. H₂ IV. N₂ V. Cl₂