Question 1

A buffer is a solution that tends to maintain a neutral pH.

Accepted Answer

A) True 
 B)False

Question 2

Ammonium hydroxide is a weak base because

Accepted Answer

A) it is a dilute solution. 
B) it is only slightly soluble in water. 
C) it cannot hold on to its hydroxide ions. 
D) it dissociates only slightly in water. 
E) it is completely ionized in aqueous solution. 
A) it is a dilute solution. 
B) it is only slightly soluble in water. 
C) it cannot hold on to its hydroxide ions. 
D) it dissociates only slightly in water. 
E) it is completely ionized in aqueous solution.

Question 3

An acid and base react to form a salt and water in a(n) ________ reaction.

Accepted Answer

A) ionization 
B) dissociation 
C) oxidation 
D) neutralization 
E) reduction 
A) ionization 
B) dissociation 
C) oxidation 
D) neutralization 
E) reduction

Question 4

The pH of 0.0001 M KOH is ________.

Accepted Answer

The answer of The pH of 0.0001 M KOH is...

Question 5

The [OH-] of a solution with pH = 8.34 is

Accepted Answer

A) 5 × 10-9 M. 
B) 4.6 × 10-9 M. 
C) 2.2 × 10-9 M. 
D) 3 × 10-6 M. 
E) 2.2 × 10-6 M. 
A) 5 × 10-9 M. 
B) 4.6 × 10-9 M. 
C) 2.2 × 10-9 M. 
D) 3 × 10-6 M. 
E) 2.2 × 10-6 M.

Question 6

In a neutralization reaction

Accepted Answer

A) two acids react to form water. 
B) water and a salt react to form an acid and a base. 
C) an acid and a salt react to form water and a base. 
D) a base and a salt react to form water and an acid. 
E) an acid and a base react to form a salt and water. 
A) two acids react to form water. 
B) water and a salt react to form an acid and a base. 
C) an acid and a salt react to form water and a base. 
D) a base and a salt react to form water and an acid. 
E) an acid and a base react to form a salt and water.

Question 7

Identify the conjugate acid-base pairs in the following reaction: 
HCl + NH₃ → NH₄ + + Cl-

Accepted Answer

HCl/Cl- an

Question 8

What is the [OH-] in a solution that has a [ H₃ O+] = 1 × 10-6 M?

Accepted Answer

A) 1 × 10-2 M 
B) 1 × 10-6 M 
C) 1 × 10-8 M 
D) 1 × 10-10 M 
E) 1 × 10-12 M 
A) 1 × 10-2 M 
B) 1 × 10-6 M 
C) 1 × 10-8 M 
D) 1 × 10-10 M 
E) 1 × 10-12 M

Question 9

The name given to an aqueous solution of HNO₃ is

Accepted Answer

A) nitric acid. 
B) nitrous acid. 
C) hydrogen nitrate. 
D) hydronitrogen acid. 
E) hyponitric acid. 
A) nitric acid. 
B) nitrous acid. 
C) hydrogen nitrate. 
D) hydronitrogen acid. 
E) hyponitric acid.

Question 10

The [ H₃ O+] of a solution with pH = 2 is

Accepted Answer

A) 10 M. 
B) -10 M. 
C) 1 × 102 M. 
D) 1 × 10-2 M. 
E) 1 × 10-12 M. 
A) 10 M. 
B) -10 M. 
C) 1 × 102 M. 
D) 1 × 10-2 M. 
E) 1 × 10-12 M.

Question 11

Magnesium metal is not attacked by sulfuric acid solutions.

Accepted Answer

A) True 
 B)False

Question 12

How many milliliters of 0.400 M NaOH are required to completely neutralize 20.0 mL of 0.200 M HCl?

Accepted Answer

A) 50.0 mL 
B) 40.0 mL 
C) 0.100 mL 
D) 20.0 mL 
E) 10.0 mL 
A) 50.0 mL 
B) 40.0 mL 
C) 0.100 mL 
D) 20.0 mL 
E) 10.0 mL

A buffer is a solution that tends to maintain a neutral pH.

Ammonium hydroxide is a weak base because

An acid and base react to form a salt and water in a(n) ________ reaction.

The pH of 0.0001 M KOH is ________.

The [OH-] of a solution with pH = 8.34 is

In a neutralization reaction

Identify the conjugate acid-base pairs in the following reaction: HCl + NH₃ → NH₄ + + Cl-

What is the [OH-] in a solution that has a [ H₃ O+] = 1 × 10-6 M?

The name given to an aqueous solution of HNO₃ is

The [ H₃ O+] of a solution with pH = 2 is

Magnesium metal is not attacked by sulfuric acid solutions.

How many milliliters of 0.400 M NaOH are required to completely neutralize 20.0 mL of 0.200 M HCl?

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Exam 11: Acids and Bases

A buffer is a solution that tends to maintain a neutral pH.

Ammonium hydroxide is a weak base because

An acid and base react to form a salt and water in a(n) ________ reaction.

The pH of 0.0001 M KOH is ________.

The [OH-] of a solution with pH = 8.34 is

In a neutralization reaction

Identify the conjugate acid-base pairs in the following reaction: HCl + NH₃ → NH₄ + + Cl-

What is the [OH-] in a solution that has a [ H₃ O+] = 1 × 10-6 M?

The name given to an aqueous solution of HNO₃ is

The [ H₃ O+] of a solution with pH = 2 is

Magnesium metal is not attacked by sulfuric acid solutions.

How many milliliters of 0.400 M NaOH are required to completely neutralize 20.0 mL of 0.200 M HCl?

Chemistry in Our Lives

Chemistry and Measurements

Energy and Matter

Atoms

Nuclear Chemistry

Ionic and Molecular Compounds

Chemical Reactions and Quantities

Gases

Solutions

Reaction Rates and Chemical Equilibrium

Introduction to Organic Chemistry: Hydrocarbons

Alcohols, Phenols, Thiols, and Ethers

Aldehydes, Ketones, and Chiral Molecules

Carbohydrates

Carboxylic Acids and Esters

Lipids

Amines and Amides

Amino Acids and Proteins

Enzymes and Vitamins

Nucleic Acids and Protein Synthesis

Metabolic Pathways for Carbohydrates

Metabolism and Energy Production

Metabolic Pathways for Lipids and Amino Acids

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