Question 1

Sulfuric acid is the leading chemical produced and used industrially.What is the formula for sulfuric acid?

Accepted Answer

A) SO₄ 
B) HSO₄ 
C) H₂(SO)₄ 
D) H₂SO₄ 
A) SO₄ 
B) HSO₄ 
C) H₂(SO)₄ 
D) H₂SO₄

Question 2

A compound that changes color when it is placed into an acidic or a basic solution is

Accepted Answer

A) amphiprotic. 
B) an acid-base indicator. 
C) a buffer. 
D) protonated. 
A) amphiprotic. 
B) an acid-base indicator. 
C) a buffer. 
D) protonated.

Question 3

Rain with which of the following pH of values would be considered to be acid rain?

Accepted Answer

A) 9)5 
B) 9)0 
C) 7 
D) 1)5 
A) 9)5 
B) 9)0 
C) 7 
D) 1)5

Question 4

What acid is formed when SO₃ is added to water?

Accepted Answer

A) hydrosulfuric 
B) hydrosulfurous 
C) sulfuric 
D) sulfurous 
A) hydrosulfuric 
B) hydrosulfurous 
C) sulfuric 
D) sulfurous

Question 5

The four basic tastes are all related to acids and bases in some manner.The taste sensation with the least direct,least well understood,and probably most complex relationship between taste response and acid/base properties is

Accepted Answer

A) bitter. 
B) sour. 
C) salt. 
D) sweet. 
A) bitter. 
B) sour. 
C) salt. 
D) sweet.

Question 6

When nonmetal oxides react with water,the resulting solution is

Accepted Answer

A) salty. 
B) acidic. 
C) neutral. 
D) basic. 
A) salty. 
B) acidic. 
C) neutral. 
D) basic.

Question 7

A buffer solution will become much more acidic when even a small amount of a strong acid is added.

Accepted Answer

A) True 
 B)False

Question 8

Which of the following acids is responsible for the sour taste of yogurt?

Accepted Answer

A) acetic 
B) citric 
C) lactic 
D) phosphoric 
A) acetic 
B) citric 
C) lactic 
D) phosphoric

Question 9

A weak base

Accepted Answer

A) is present in low concentration in solution. 
B) is present in high concentration in solution. 
C) ionizes only slightly in solution. 
D) ionizes completely in solution. 
A) is present in low concentration in solution. 
B) is present in high concentration in solution. 
C) ionizes only slightly in solution. 
D) ionizes completely in solution.

Question 10

An unknown substance is added to a solution and the pH increases.The substance is best described as a(n)

Accepted Answer

A) acid. 
B) base. 
C) salt. 
D) solvent. 
A) acid. 
B) base. 
C) salt. 
D) solvent.

Question 11

Acid-base indicators will change color when the amount of acid present changes.

Accepted Answer

A) True 
 B)False

Question 12

Sodium bicarbonate is commonly known as

Accepted Answer

A) baking soda. 
B) baking powder. 
C) washing soda. 
D) cherry soda. 
A) baking soda. 
B) baking powder. 
C) washing soda. 
D) cherry soda.

Question 13

When the pH of the blood is too high,the condition is called

Accepted Answer

A) acidosis. 
B) alkalosis. 
C) hyperacidity. 
D) anemia. 
A) acidosis. 
B) alkalosis. 
C) hyperacidity. 
D) anemia.

Question 14

Citric acid is produced by oranges.When citric acid dissolves in water,it produces a relatively small number of hydronium ions.Citric acid is best described as a

Accepted Answer

A) dilute acid. 
B) concentrated acid. 
C) weak acid. 
D) strong acid. 
A) dilute acid. 
B) concentrated acid. 
C) weak acid. 
D) strong acid.

Question 15

The same number of moles of acetic acid and hydrogen chloride are placed in beakers containing water.After this addition,the beaker with the HCl has more hydronium ions than the beaker with added acetic acid.HCl is classified as

Accepted Answer

A) a weaker acid than acetic acid. 
B) a stronger acid than acetic acid. 
C) equal in acid strength to acetic acid. 
D) a base. 
A) a weaker acid than acetic acid. 
B) a stronger acid than acetic acid. 
C) equal in acid strength to acetic acid. 
D) a base.

Question 16

Which of the following is NOT true of the Arrhenius theory?

Accepted Answer

A) Acids are defined as compounds that produce H⁺ ions in water solution. 
B) Bases are defined as compounds that produce OH⁻ ions in water solution. 
C) Arrhenius theory only applies to reactions in aqueous solution. 
D) Acids are defined as compounds that produce OH⁻ ions in water solution. 
A) Acids are defined as compounds that produce H⁺ ions in water solution. 
B) Bases are defined as compounds that produce OH⁻ ions in water solution. 
C) Arrhenius theory only applies to reactions in aqueous solution. 
D) Acids are defined as compounds that produce OH⁻ ions in water solution.

Question 17

A nonmetal oxide is called a(n)

Accepted Answer

A) acidic anhydride. 
B) basic anhydride. 
C) neutral compound. 
D) salt. 
A) acidic anhydride. 
B) basic anhydride. 
C) neutral compound. 
D) salt.

Question 18

A hydrogen ion,H⁺,is the same as a(n)

Accepted Answer

A) hydronium ion. 
B) proton. 
C) electron. 
D) hydrate. 
A) hydronium ion. 
B) proton. 
C) electron. 
D) hydrate.

Question 19

Which of the following is the correct balanced equation for the neutralization of barium hydroxide with sulfuric acid?

Accepted Answer

A) Ba(OH)₂ + H₂SO₄ → BaSO₄ + 2 H₂O 
B) BaOH + H₂SO₄ → BaSO₄ + 2 H₂O 
C) BaOH₂ + H₂SO₄ → BaSO₄ + H₂O 
D) Ba(OH)₂ + 2 H₂SO₄ → Ba(SO₄)₂ + 2 H₂O 
A) Ba(OH)₂ + H₂SO₄ → BaSO₄ + 2 H₂O 
B) BaOH + H₂SO₄ → BaSO₄ + 2 H₂O 
C) BaOH₂ + H₂SO₄ → BaSO₄ + H₂O 
D) Ba(OH)₂ + 2 H₂SO₄ → Ba(SO₄)₂ + 2 H₂O

Question 20

Which of the following is a correct definition of an acid that is not dependent upon the solvent?

Accepted Answer

A) Acids produce hydronium ions. 
B) Acids are proton donors. 
C) Acids produce hydroxide ions. 
D) Acids are proton acceptors. 
A) Acids produce hydronium ions. 
B) Acids are proton donors. 
C) Acids produce hydroxide ions. 
D) Acids are proton acceptors.

Exam 7: Acids and Bases

Sulfuric acid is the leading chemical produced and used industrially.What is the formula for sulfuric acid?

A compound that changes color when it is placed into an acidic or a basic solution is

Rain with which of the following pH of values would be considered to be acid rain?

What acid is formed when SO₃ is added to water?

The four basic tastes are all related to acids and bases in some manner.The taste sensation with the least direct,least well understood,and probably most complex relationship between taste response and acid/base properties is

When nonmetal oxides react with water,the resulting solution is

A buffer solution will become much more acidic when even a small amount of a strong acid is added.

Which of the following acids is responsible for the sour taste of yogurt?

A weak base

An unknown substance is added to a solution and the pH increases.The substance is best described as a(n)

Acid-base indicators will change color when the amount of acid present changes.

Sodium bicarbonate is commonly known as

When the pH of the blood is too high,the condition is called

Citric acid is produced by oranges.When citric acid dissolves in water,it produces a relatively small number of hydronium ions.Citric acid is best described as a

The same number of moles of acetic acid and hydrogen chloride are placed in beakers containing water.After this addition,the beaker with the HCl has more hydronium ions than the beaker with added acetic acid.HCl is classified as

Which of the following is NOT true of the Arrhenius theory?

A nonmetal oxide is called a(n)

A hydrogen ion,H⁺,is the same as a(n)

Which of the following is the correct balanced equation for the neutralization of barium hydroxide with sulfuric acid?

Which of the following is a correct definition of an acid that is not dependent upon the solvent?

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