Question 1

What is the [H3O+] for a solution at 25°C that has pOH = 5.640?

Accepted Answer

A)  2.34 × 10−4 M
B)  2.29 × 10−6 M
C)  4.37 × 10−9 M
D)  4.27 × 10−11 M
E)  8.360 MF) A) and C)
G) B) and C)

Question 2

What is the pOH of a 0.0085 M KOH solution?

Accepted Answer

A)  2.07
B)  4.85
C)  9.15
D)  11.93
E)  0.0085F) A) and E)
G) B) and D)

Question 3

What is the conjugate acid of the acetate ion?

Accepted Answer

A)  CH3O2−
B)  COOH
C)  HC2H3O2
D)  H2O
E)  CH4F) B) and C)
G) All of the above

Question 4

What is the [H+] in a solution with a pH of 5.63?

Accepted Answer

A)  2.344 × 10−6 M H+
B)  2.344 × 10−5 M H+
C)  5.63 M H+
D)  2.3 × 10−6 M H+
E)  2.3 × 10−5 M H+F) C) and E)
G) B) and C)

Question 5

Which solution is the most acidic?

Accepted Answer

A)  1 × 10−4 M H+
B)  1 × 10−9 M H+
C)  1 × 10−3 M H+
D)  1 × 10−7 M H+
E)  1 × 10−10 M H+F) A) and B)
G) C) and D)

Question 6

What is the conjugate base of HSO4− in the reaction below? CO32− + HSO4−    4− in the reaction below? CO32− + HSO4−      HCO3− + SO42− A) HSO4− B) CO32− C) OH− D) H O+ 3 E) SO42−" class="answers-bank-image d-inline" rel="preload" > HCO3− + SO42−

Accepted Answer

A)  HSO4−
B)  CO32−
C)  OH−
D)  H O+3
E)  SO42−F) C) and D)
G) A) and B)

Question 7

Which one of these salts will form an acidic solution upon dissolving in water?

Accepted Answer

A)  LiBr
B)  NaF
C)  NH4Br
D)  KOH
E)  NaCNF) A) and E)
G) All of the above

Question 8

Which of the following is a strong acid?

Accepted Answer

A)  H3PO4
B)  HNO3
C)  HF
D)  CH3COOH
E)  H2OF) A) and B)
G) A) and C)

Question 9

The substance NH3 is considered to be

Accepted Answer

A)  a weak acid.
B)  a weak base.
C)  a strong acid.
D)  a strong base.
E)  neither acidic nor basic.F) A) and E)
G) A) and D)

Question 10

Which is a strong acid?

Accepted Answer

A)  Ba(OH) 2
B)  H3PO4
C)  HC2H3O2
D)  NaCl
E)  HClO4F) A) and E)
G) B) and E)

Question 11

Which of the following is a weak acid?

Accepted Answer

A)  H2SO4
B)  HNO3
C)  HF
D)  HBr
E)  HClF) A) and B)
G) A) and E)

Question 12

What is the conjugate base of sulfuric acid?

Accepted Answer

A)  HSO4−
B)  H3O+
C)  OH−
D)  SO42−
E)  H3SO4+F) A) and C)
G) All of the above

Question 13

Complete the following reaction and identify the Brønsted acid.NaOH(aq)  + HCl(aq)  →

Accepted Answer

A)  NaH(aq)  + HOCl(aq) ; NaOH is the acid.
B)  NaH(aq)  + HOCl(aq) ; HCl is the acid.
C)  NaCl(aq)  + H2O(l) ; NaOH is the acid.
D)  NaCl(aq)  + H2O(l) ; HCl is the acid.
E)  NaCl(aq)  + H2O(l) ; NaCl is the acid.F) A) and D)
G) B) and D)

Question 14

During a titration, it is found that 53.5 mL of a solution of NaOH is needed to neutralize a solution that contains 1.86 g of HCl.What is the concentration of the NaOH solution?

Accepted Answer

A)  0.051 M
B)  0.686 M
C)  1.05 M
D)  0.035 M
E)  0.953 MF) A) and E)
G) A) and B)

Question 15

What is [OH−] for a solution at 25°C that has [H3O+] = 8.23 × 10−2 M?

Accepted Answer

A)  8.23 × 10−2 M
B)  1.22 × 10−6 M
C)  8.23 × 10−12 M
D)  1.22 × 10−13 M
E)  8.23 × 10−16 MF) A) and D)
G) A) and B)

Question 16

Which solution is basic?

Accepted Answer

A)  pH = 1.00
B)  pH = 10.00
C)  pH = 5.00
D)  pH = 3.00
E)  pH = 4.00F) B) and D)
G) A) and D)

Question 17

Which of the following is a strong base?

Accepted Answer

A)  NH3
B)  Ca(OH) 2
C)  Al(OH) 3
D)  B(OH) 3
E)  CH3OHF) A) and D)
G) C) and D)

Question 18

What volume of a 0.452 M NaOH solution is needed to neutralize 85.0 mL of a 0.176 M solution of H2SO4?

Accepted Answer

A)  218.3 mL
B)  66.2 mL
C)  38.4 mL
D)  436.6 mL
E)  33.1 mLF) A) and E)
G) C) and E)

Question 19

What is the concentration of OH− in a 1.0 × 10−3 M Ba(OH) 2 solution?

Accepted Answer

A)  0.50 × 10−3 M
B)  1.0 × 10−3 M
C)  2.0 × 10−3 M
D)  1.0 × 10−2 M
E)  3.3 × 10−4 MF) All of the above
G) B) and D)

Question 20

The substance HClO4 is considered to be

Accepted Answer

A)  a weak acid.
B)  a weak base.
C)  a strong acid.
D)  a strong base.
E)  neither acidic nor basic.F) A) and E)
G) A) and D)

Exam 12: Acids and Bases

Which one of these salts will form an acidic solution upon dissolving in water?

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What is the [H+] in a solution with a pH of 5.63?

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Which solution is basic?

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Which of the following is a strong acid?

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The substance NH3 is considered to be

Correct AnswerverifiedShow Answer

During a titration, it is found that 53.5 mL of a solution of NaOH is needed to neutralize a solution that contains 1.86 g of HCl.What is the concentration of the NaOH solution?

Correct AnswerverifiedShow Answer

What volume of a 0.452 M NaOH solution is needed to neutralize 85.0 mL of a 0.176 M solution of H2SO4?

Correct AnswerverifiedShow Answer

What is the [H3O+] for a solution at 25°C that has pOH = 5.640?

Correct AnswerverifiedShow Answer

What is the conjugate base of HSO4− in the reaction below? CO32− + HSO4− HCO3− + SO42−

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What is the concentration of OH− in a 1.0 × 10−3 M Ba(OH) 2 solution?

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What is [OH−] for a solution at 25°C that has [H3O+] = 8.23 × 10−2 M?

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What is the conjugate acid of the acetate ion?

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What is the conjugate base of sulfuric acid?

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The substance HClO4 is considered to be

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Which is a strong acid?

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What is the pOH of a 0.0085 M KOH solution?

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Complete the following reaction and identify the Brønsted acid.NaOH(aq) + HCl(aq) →

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Which of the following is a weak acid?

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Which solution is the most acidic?

Correct AnswerverifiedShow Answer

Which of the following is a strong base?

Correct AnswerverifiedShow Answer

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What is the [H⁺] in a solution with a pH of 5.63?

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The substance NH₃ is considered to be

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What volume of a 0.452 M NaOH solution is needed to neutralize 85.0 mL of a 0.176 M solution of H₂SO₄?

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What is the [H₃O⁺] for a solution at 25°C that has pOH = 5.640?

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What is the conjugate base of HSO₄⁻ in the reaction below? CO₃²⁻ + HSO₄⁻ HCO₃⁻ + SO₄²⁻

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What is the concentration of OH⁻ in a 1.0 × 10⁻³ M Ba(OH) ₂ solution?

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What is [OH⁻] for a solution at 25°C that has [H₃O⁺] = 8.23 × 10⁻² M?

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The substance HClO₄ is considered to be

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