Question 1

What is the pH of a solution with a [H3O+] = 1.0 * 10-10?

Accepted Answer

A)  10-10 
B)  1.0 
C)  -10 
D)  10 
A)  10-10 
B)  1.0 
C)  -10 
D)  10

Question 2

Which one of the following is the acid in vinegar?

Accepted Answer

A)  acetic acid 
B)  citric acid 
C)  muriatic acid 
D)  ascorbic acid 
A)  acetic acid 
B)  citric acid 
C)  muriatic acid 
D)  ascorbic acid

Question 3

What is the pH of a 0.00125 M NaOH solution?

Accepted Answer

A)  2.90 
B)  11.1 
C)  12.5 
D)  1.25 
A)  2.90 
B)  11.1 
C)  12.5 
D)  1.25

Question 4

The substance Ca(OH)2 is

Accepted Answer

A)  an acid 
B)  a hydrate 
C)  a base 
D)  an oxide 
A)  an acid 
B)  a hydrate 
C)  a base 
D)  an oxide

Question 5

What substance is found in corrosive cleaners?

Accepted Answer

A)  sulfuric acid, H2SO4 
B)  hydrochloric acid, HCl 
C)  sodium hydroxide, NaOH 
D)  acetic acid, CH3COOH 
A)  sulfuric acid, H2SO4 
B)  hydrochloric acid, HCl 
C)  sodium hydroxide, NaOH 
D)  acetic acid, CH3COOH

Question 6

Which equation represents a neutralization reaction?

Accepted Answer

A)  KCl + H2O $\rightarrow$ K+(aq) + Cl- (aq) 
B)  H+(aq) + OH- (aq) $\rightarrow$  H2O 
C)  HCl + H2O $\rightarrow$  H3O+(aq) + Cl-(aq) 
D)  NaOH + H2O $\rightarrow$  Na+(aq) + OH- (aq) 
A)  KCl + H2O $\rightarrow$ K+(aq) + Cl- (aq) 
B)  H+(aq) + OH- (aq) $\rightarrow$  H2O 
C)  HCl + H2O $\rightarrow$  H3O+(aq) + Cl-(aq) 
D)  NaOH + H2O $\rightarrow$  Na+(aq) + OH- (aq)

Question 7

Hydrogen chloride gas has polar covalent molecules.An aqueous solution of HCl conducts electricity.How?

Accepted Answer

A)  HCl ionizes in water 
B)  HCl molecules carry electrons from one electrode to the other electrode 
C)  water molecules carry electrons from one electrode to the other electrode 
D)  HCl molecules and water molecules carry the current 
A)  HCl ionizes in water 
B)  HCl molecules carry electrons from one electrode to the other electrode 
C)  water molecules carry electrons from one electrode to the other electrode 
D)  HCl molecules and water molecules carry the current

Question 8

How many mols of phosphoric acid, H3PO4 are in 0.50 liters of 6 M H3PO4(aq)?

Accepted Answer

A)  6.5 
B)  24 
C)  12 
D)  3 
A)  6.5 
B)  24 
C)  12 
D)  3

Question 9

What is the pH of a 0.001 M HCl solution?

Accepted Answer

A)  10-3 
B)  0.001 
C)  3 
D)  -3 
A)  10-3 
B)  0.001 
C)  3 
D)  -3

Question 10

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a color.

Accepted Answer

A)  pink 
B)  yellow 
C)  red 
D)  colorless 
A)  pink 
B)  yellow 
C)  red 
D)  colorless

Question 11

Which is a basic or alkaline substance?

Accepted Answer

A)  gastric fluid 
B)  black coffee 
C)  vitamin C 
D)  oven cleaner 
A)  gastric fluid 
B)  black coffee 
C)  vitamin C 
D)  oven cleaner

Question 12

How many mols of sulfuric acid, H2SO4(aq) are in 2 liters of 18 M H2SO4?

Accepted Answer

A)  9 
B)  20 
C)  36 
D)  98 
A)  9 
B)  20 
C)  36 
D)  98

Question 13

The strength of an acid is related to its

Accepted Answer

A)  extent of ionization 
B)  reaction with a salt 
C)  concentration 
D)  commercial ranking in the economy 
A)  extent of ionization 
B)  reaction with a salt 
C)  concentration 
D)  commercial ranking in the economy

Question 14

An ion commonly found in many antacids is

Accepted Answer

A)  OH- 
B)  H3O+ 
C)  SO42- 
D)  NH4+ 
A)  OH- 
B)  H3O+ 
C)  SO42- 
D)  NH4+

Question 15

What is the pH of a 0.0001 M HCl solution?

Accepted Answer

A)  10-4 
B)  0.0001 
C)  -4 
D)  4 
A)  10-4 
B)  0.0001 
C)  -4 
D)  4

Question 16

A buffer is a mixture that

Accepted Answer

A)  maintains pH 
B)  causes a solution not to conduct electricity 
C)  neutralize salts 
D)  causes high blood pressure 
A)  maintains pH 
B)  causes a solution not to conduct electricity 
C)  neutralize salts 
D)  causes high blood pressure

Question 17

What is the salt formed when an HCl solution reacts with Mg(OH)2?

Accepted Answer

A)  MgCl2 
B)  Mg2Cl 
C)  MgCl 
D)  Mg2Cl2 
A)  MgCl2 
B)  Mg2Cl 
C)  MgCl 
D)  Mg2Cl2

Question 18

What acid is found in stomach fluid?

Accepted Answer

A)  sulfuric acid, H2SO4 
B)  hydrochloric acid, HCl 
C)  citric acid, HOC(COOH)(CH2COOH)2 
D)  acetic acid, CH3COOH 
A)  sulfuric acid, H2SO4 
B)  hydrochloric acid, HCl 
C)  citric acid, HOC(COOH)(CH2COOH)2 
D)  acetic acid, CH3COOH

Question 19

Which of the following is associated with stomach fluid?

Accepted Answer

A)  HNO3 
B)  H3PO4 
C)  HCl 
D)  H3PO4 and HCl 
A)  HNO3 
B)  H3PO4 
C)  HCl 
D)  H3PO4 and HCl

Question 20

H3O+ is the

Accepted Answer

A)  hydronium ion 
B)  hydrogen ion 
C)  proton 
D)  hydridium ion 
A)  hydronium ion 
B)  hydrogen ion 
C)  proton 
D)  hydridium ion

What is the pH of a solution with a [H₃O⁺] = 1.0 * 10^-10?

Which one of the following is the acid in vinegar?

What is the pH of a 0.00125 M NaOH solution?

The substance Ca(OH)₂ is

What substance is found in corrosive cleaners?

Which equation represents a neutralization reaction?

Hydrogen chloride gas has polar covalent molecules.An aqueous solution of HCl conducts electricity.How?

How many mols of phosphoric acid, H₃PO₄ are in 0.50 liters of 6 M H₃PO₄(aq)?

What is the pH of a 0.001 M HCl solution?

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a color.

Which is a basic or alkaline substance?

How many mols of sulfuric acid, H₂SO₄(aq) are in 2 liters of 18 M H₂SO₄?

The strength of an acid is related to its

An ion commonly found in many antacids is

What is the pH of a 0.0001 M HCl solution?

A buffer is a mixture that

What is the salt formed when an HCl solution reacts with Mg(OH)₂?

What acid is found in stomach fluid?

Which of the following is associated with stomach fluid?

H₃O⁺ is the

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Exam 9: Acid-Base Reactions

What is the pH of a solution with a [H3O+] = 1.0 * 10-10?

Which one of the following is the acid in vinegar?

What is the pH of a 0.00125 M NaOH solution?

The substance Ca(OH)2 is

What substance is found in corrosive cleaners?

Which equation represents a neutralization reaction?

Hydrogen chloride gas has polar covalent molecules.An aqueous solution of HCl conducts electricity.How?

How many mols of phosphoric acid, H3PO4 are in 0.50 liters of 6 M H3PO4(aq)?

What is the pH of a 0.001 M HCl solution?

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a color.

Which is a basic or alkaline substance?

How many mols of sulfuric acid, H2SO4(aq) are in 2 liters of 18 M H2SO4?

The strength of an acid is related to its

An ion commonly found in many antacids is

What is the pH of a 0.0001 M HCl solution?

A buffer is a mixture that

What is the salt formed when an HCl solution reacts with Mg(OH)2?

What acid is found in stomach fluid?

Which of the following is associated with stomach fluid?

H3O+ is the

Living in a World of Chemistry

The Chemical View of Matter

Atoms and the Periodic Table

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

Filters

What is the pH of a solution with a [H₃O⁺] = 1.0 * 10^-10?

The substance Ca(OH)₂ is

How many mols of phosphoric acid, H₃PO₄ are in 0.50 liters of 6 M H₃PO₄(aq)?

How many mols of sulfuric acid, H₂SO₄(aq) are in 2 liters of 18 M H₂SO₄?

What is the salt formed when an HCl solution reacts with Mg(OH)₂?

H₃O⁺ is the