Question 1

If 30.0 mL of 0.40 M H2SO4 is required to neutralize 15.0 mL of NaOH, the molarity of the NaOH solution is ________.
H2SO4 (aq)  + 2 NaOH (aq)   →\rightarrow→ Na2SO4 (aq)  + 2 H2O (l)

Accepted Answer

A)   1.6 M
B)   0.40 M
C)   0.80 M
D)   2.4 M E) All of the above
F) B) and D)

Question 2

The pH of a solution is 3.75. Determine the [H3O+] for the solution.

Accepted Answer

A)   5.6 x 103 M
B)   7.5 x 10-3 M
C)   5.6 x 10-11 M
D)   1.8 x 10-4 ME) B) and D)
F) C) and D)

Question 3

The pH of a solution is 8.11. Determine the [H3O+] for the solution.

Accepted Answer

A)   7.8 x 10-9 M
B)   1.3 x 108 M
C)   1.3 x 10-8 M
D)   8.1 x 10-8 ME) A) and B)
F) All of the above

Question 4

Which of the following is incorrectly classified as an acid, a base, a salt, or an amphoteric species?

Accepted Answer

A)   H2S acid
B)   NH4+ base
C)   LiOH base
D)   HS- amphotericE) A) and B)
F) A) and C)

Question 5

Which of the following substances is most acidic?

Accepted Answer

A)   soap, pH 9.0
B)   a tomato, [OH-] = 2.5 x 10-10  M
C)   rain water, [H+] = 2.0 x 10-6  M
D)   liquid bleach, [OH-] = 1.0 x 10-2  ME) A) and B)
F) None of the above

Exam 14: Acids, Bases and Salts

The pH of a solution is 8.11. Determine the [H₃O⁺] for the solution.

Correct Answer
verified

If 30.0 mL of 0.40 M H₂SO₄ is required to neutralize 15.0 mL of NaOH, the molarity of the NaOH solution is ________. H₂SO₄ (aq) + 2 NaOH (aq) $\rightarrow$ Na₂SO₄ (aq) + 2 H₂O (l)

Correct Answer
verified

Which of the following is incorrectly classified as an acid, a base, a salt, or an amphoteric species?

Correct Answer
verified

Which of the following substances is most acidic?

Correct Answer
verified

The pH of a solution is 3.75. Determine the [H₃O⁺] for the solution.

Correct Answer
verified

Exam 14: Acids, Bases and Salts

The pH of a solution is 8.11. Determine the [H3O+] for the solution.

Correct AnswerverifiedShow Answer

If 30.0 mL of 0.40 M H2SO4 is required to neutralize 15.0 mL of NaOH, the molarity of the NaOH solution is ________. H2SO4 (aq) + 2 NaOH (aq) →\rightarrow→ Na2SO4 (aq) + 2 H2O (l)

Correct AnswerverifiedShow Answer

Which of the following is incorrectly classified as an acid, a base, a salt, or an amphoteric species?

Correct AnswerverifiedShow Answer

Which of the following substances is most acidic?

Correct AnswerverifiedShow Answer

The pH of a solution is 3.75. Determine the [H3O+] for the solution.

Correct AnswerverifiedShow Answer

The pH of a solution is 8.11. Determine the [H₃O⁺] for the solution.

Correct Answer
verified

If 30.0 mL of 0.40 M H₂SO₄ is required to neutralize 15.0 mL of NaOH, the molarity of the NaOH solution is ________. H₂SO₄ (aq) + 2 NaOH (aq) $\rightarrow$ Na₂SO₄ (aq) + 2 H₂O (l)

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

The pH of a solution is 3.75. Determine the [H₃O⁺] for the solution.

Correct Answer
verified