Question 1

CH₃CO₂H has four acidic hydrogens.

Accepted Answer

A) True 
 B)False

Question 2

Which of the following compounds does not qualify as a Bronsted-Lowry base?

Accepted Answer

A)  CH₄ 
B)  NH₃ 
C)  PH₃ 
D)  H₂O 
A)  CH₄ 
B)  NH₃ 
C)  PH₃ 
D)  H₂O

Question 3

Which of the following conjugate pairs would form a good buffer?

Accepted Answer

A)  HCl/   
B)    /   O 
C)    /   + 
D)    /   - 
A)  HCl/   
B)    /   O 
C)    /   + 
D)    /   -

Question 4

Identify each of the acids as a strong acid or a weak acid.
-hydrofluoric acid

Accepted Answer

A) weak acid 
B) strong acid 
A) weak acid 
B) strong acid

Question 5

Identify each of the substances as an electrolyte or non-electrolyte.
-aqueous sucrose solution

Accepted Answer

A) non-electrolyte 
B) electrolyte 
A) non-electrolyte 
B) electrolyte

Question 6

Which substance is the most basic?

Accepted Answer

A)  blood 
B)  milk 
C)  household ammonia 
D)  milk of magnesia 
A)  blood 
B)  milk 
C)  household ammonia 
D)  milk of magnesia

Question 7

The compound HCl is considered a Bronsted-Lowry base because it increases the concentration of     when it dissociates in water.

Accepted Answer

A) True 
 B)False

Question 8

Identify each [H?O+] / [OH-] / pH / pOH  as acidic or basic.
-pH = 5.24

Accepted Answer

A) Basic 
B) Acidic 
A) Basic 
B) Acidic

Question 9

What is the pH of an aqueous solution having a hydrogen-ion concentration of 6.83 × 10-3 mol/L?

Accepted Answer

A)  6.83 
B)  0.83 
C)  2.17 
D)  1.03 
A)  6.83 
B)  0.83 
C)  2.17 
D)  1.03

Question 10

Identify the household products as acidic or basic.
-Lemonade

Accepted Answer

A) Acidic 
B) Basic 
A) Acidic 
B) Basic

Question 11

Solid sodium chloride is a strong electrolyte.

Accepted Answer

A) True 
 B)False

Question 12

Identify the household products as acidic or basic.
-Blood

Accepted Answer

A) Acidic 
B) Basic 
A) Acidic 
B) Basic

Question 13

What were the three main defining characteristics of acids, according to the alchemists?

Accepted Answer

The alchemists, who practiced a form of

Question 14

What is the OH- concentration of a solution of pH 8.36?

Accepted Answer

Question 15

Identify the household products as acidic or basic.
-Milk of magnesia

Accepted Answer

A) Acidic 
B) Basic 
A) Acidic 
B) Basic

Question 16

Which of the following compounds is not a weak electrolyte when dissolved in distilled water?

Accepted Answer

A)  ammonia 
B)  acetic acid (vinegar) 
C)  potassium chloride 
D)  hydrogen fluoride 
A)  ammonia 
B)  acetic acid (vinegar) 
C)  potassium chloride 
D)  hydrogen fluoride

Question 17

The hydrogen-ion concentration of a solution of pOH 10.5 is 3.16 × 10-4 mol/L (remember that pH + pOH = 14 for aqueous systems).

Accepted Answer

A) True 
 B)False

Question 18

Identify each [H?O+] / [OH-] / pH / pOH  as acidic or basic.
-[H?O+] = 4.2 × 10-2

Accepted Answer

A) Basic 
B) Acidic 
A) Basic 
B) Acidic

Question 19

If the pOH of a solution is 9, the [H+] = 10-5 M.

Accepted Answer

A) True 
 B)False

Question 20

The pH of natural rainwater is close to ________.

Accepted Answer

A)  5.6 
B)  6.3 
C)  7.0 
D)  8.2 
A)  5.6 
B)  6.3 
C)  7.0 
D)  8.2

CH₃CO₂H has four acidic hydrogens.

Which of the following compounds does not qualify as a Bronsted-Lowry base?

Which of the following conjugate pairs would form a good buffer?

Identify each of the acids as a strong acid or a weak acid. -hydrofluoric acid

Identify each of the substances as an electrolyte or non-electrolyte. -aqueous sucrose solution

Which substance is the most basic?

The compound HCl is considered a Bronsted-Lowry base because it increases the concentration of when it dissociates in water.

Identify each [H?O+] / [OH-] / pH / pOH as acidic or basic. -pH = 5.24

What is the pH of an aqueous solution having a hydrogen-ion concentration of 6.83 × 10^-3 mol/L?

Identify the household products as acidic or basic. -Lemonade

Solid sodium chloride is a strong electrolyte.

Identify the household products as acidic or basic. -Blood

What were the three main defining characteristics of acids, according to the alchemists?

What is the OH^- concentration of a solution of pH 8.36?

Identify the household products as acidic or basic. -Milk of magnesia

Which of the following compounds is not a weak electrolyte when dissolved in distilled water?

The hydrogen-ion concentration of a solution of pOH 10.5 is 3.16 × 10^-4 mol/L (remember that pH + pOH = 14 for aqueous systems).

Identify each [H?O+] / [OH-] / pH / pOH as acidic or basic. -[H?O+] = 4.2 × 10^-2

If the pOH of a solution is 9, the [H+] = 10^-5 M.

The pH of natural rainwater is close to ________.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

Exam 15: Electrolytes, Acids, and Bases

CH₃CO₂H has four acidic hydrogens.

Which of the following compounds does not qualify as a Bronsted-Lowry base?

Which of the following conjugate pairs would form a good buffer?

Identify each of the acids as a strong acid or a weak acid. -hydrofluoric acid

Identify each of the substances as an electrolyte or non-electrolyte. -aqueous sucrose solution

Which substance is the most basic?

The compound HCl is considered a Bronsted-Lowry base because it increases the concentration of when it dissociates in water.

Identify each [H?O+] / [OH-] / pH / pOH as acidic or basic. -pH = 5.24

What is the pH of an aqueous solution having a hydrogen-ion concentration of 6.83 × 10-3 mol/L?

Identify the household products as acidic or basic. -Lemonade

Solid sodium chloride is a strong electrolyte.

Identify the household products as acidic or basic. -Blood

What were the three main defining characteristics of acids, according to the alchemists?

What is the OH- concentration of a solution of pH 8.36?

Identify the household products as acidic or basic. -Milk of magnesia

Which of the following compounds is not a weak electrolyte when dissolved in distilled water?

The hydrogen-ion concentration of a solution of pOH 10.5 is 3.16 × 10-4 mol/L (remember that pH + pOH = 14 for aqueous systems).

Identify each [H?O+] / [OH-] / pH / pOH as acidic or basic. -[H?O+] = 4.2 × 10-2

If the pOH of a solution is 9, the [H+] = 10-5 M.

The pH of natural rainwater is close to ________.

What Is Chemistry

The Numerical Side of Chemistry

The Evolution of Atomic Theory

The Modern Model of the Atom

Chemical Bonding and Nomenclature

The Shape of Molecules

Intermolecular Forces and the Phases of Matter

Chemical Reactions

Stoichiometry and the Mole

Electron Transfer in Chemical Reactions

What If There Were No Intermolecular Forces - the Ideal Gas

Solutions

When Reactants Turn Into Products

Chemical Equilibrium

Nuclear Chemistry

The Chemistry of Carbon

Synthetic and Biological Polymers

Filters

What is the pH of an aqueous solution having a hydrogen-ion concentration of 6.83 × 10^-3 mol/L?

What is the OH^- concentration of a solution of pH 8.36?

The hydrogen-ion concentration of a solution of pOH 10.5 is 3.16 × 10^-4 mol/L (remember that pH + pOH = 14 for aqueous systems).

Identify each [H?O+] / [OH-] / pH / pOH as acidic or basic. -[H?O+] = 4.2 × 10^-2

If the pOH of a solution is 9, the [H+] = 10^-5 M.