Question 1

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 E)
G) C) and D)

Question 2

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) A) and D)
G) B) and D)

Question 3

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) None of the above
G) A) and E)

Question 4

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) A) and D)

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) All of the above
G) A) and C)

Question 6

Which is a strong acid?

Accepted Answer

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

Question 7

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) B) and C)
G) B) and D)

Question 8

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) C) and D)
G) All of the above

Question 9

Which of the following is a strong acid?

Accepted Answer

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

Question 10

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) B) and D)
G) A) and D)

Question 11

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 B)
G) A) and C)

Question 12

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) D) and E)
G) C) and E)

Question 13

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) B) and C)
G) None of the above

Question 14

What is the conjugate acid of the acetate ion?

Accepted Answer

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

Question 15

What is the conjugate base of sulfuric acid?

Accepted Answer

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

Question 16

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) C) and D)
G) A) and C)

Question 17

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) A) and C)
G) A) and B)

Question 18

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 19

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) A) and D)
G) A) and E)

Question 20

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) A) and B)
G) C) and D)

Exam 12: Acids and Bases

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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The substance NH3 is considered to be

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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?

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Which solution is the most acidic?

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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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Which of the following is a weak acid?

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Which of the following is a strong base?

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

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Which is a strong acid?

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

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

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Which of the following is a strong acid?

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

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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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What is the pOH of a 0.0085 M KOH solution?

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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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The substance HClO4 is considered to be

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

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

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

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The substance HClO₄ is considered to be

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