Question 1

What volume (in liters) of 1 M NaOH contains 40 g sodium hydroxide?

Accepted Answer

A)  100 L 
B)  1 L 
C)  10 L 
D)  1000 L 
A)  100 L 
B)  1 L 
C)  10 L 
D)  1000 L

Question 2

Which of the following is a property of bases?

Accepted Answer

A)  feel slippery to the touch 
B)  have pH below 7 
C)  turn blue litmus red 
D)  neutralize substances like NaOH 
A)  feel slippery to the touch 
B)  have pH below 7 
C)  turn blue litmus red 
D)  neutralize substances like NaOH

Question 3

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a_________ color.

Accepted Answer

A)  pink 
B)  yellow 
C)  red 
D)  colorless 
A)  pink 
B)  yellow 
C)  red 
D)  colorless

Question 4

What is the pH for a solution with hydrogen ion molarity of 0.01?

Accepted Answer

A)  -2 
B)  2 
C)  100 
D)  10-2 
A)  -2 
B)  2 
C)  100 
D)  10-2

Question 5

Consider the image below.   If the pH registered is that of a buffer solution, which of the following describes what will happen if some HCl is added the solution?

Accepted Answer

A)  The pH will increase slightly. 
B)  The pH will decrease slightly. 
C)  The pH will increase drastically. 
D)  The pH will decrease drastically. 
A)  The pH will increase slightly. 
B)  The pH will decrease slightly. 
C)  The pH will increase drastically. 
D)  The pH will decrease drastically.

Question 6

Which common substance would have a pH less than 7?

Accepted Answer

A)  milk of magnesia 
B)  wine 
C)  borax solution 
D)  bleach 
A)  milk of magnesia 
B)  wine 
C)  borax solution 
D)  bleach

Question 7

What volume of 0.378 M hydroiodic acid (HI) is required to neutralize 21.6 mL of 0.520 M barium hydroxide, Ba(OH)2?

Accepted Answer

A)  5.83 mL 
B)  15.6 mL 
C)  29.7 mL 
D)  59.4 mL 
E)  80.0 mL 
A)  5.83 mL 
B)  15.6 mL 
C)  29.7 mL 
D)  59.4 mL 
E)  80.0 mL

Question 8

Carbonic acid, H2CO3(aq) is present in

Accepted Answer

A)  eye drops. 
B)  milk. 
C)  carbonated beverages. 
D)  vinegar. 
A)  eye drops. 
B)  milk. 
C)  carbonated beverages. 
D)  vinegar.

Question 9

KOH and NaOH are both bases but NaOH is a weak base while KOH is a strong base.

Accepted Answer

A) True 
 B)False

Question 10

All aqueous solutions of electrolytes must by definition

Accepted Answer

A)  be acids. 
B)  be neutral. 
C)  contain no ions. 
D)  conduct electricity. 
A)  be acids. 
B)  be neutral. 
C)  contain no ions. 
D)  conduct electricity.

Question 11

Which of the following is the formula of a salt formed from Ca2+ and PO43- ions?

Accepted Answer

A)  CaPO4 
B)  Ca2(PO4)3 
C)  Ca3(PO4)2 
D)  Ca3P2O4 
A)  CaPO4 
B)  Ca2(PO4)3 
C)  Ca3(PO4)2 
D)  Ca3P2O4

Question 12

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements.
-Consider the image below.   The sample being tested with the pH paper is _________.

Accepted Answer

The answer of Aqueous solutions can be classified as acidic,...

Question 13

Which reactant is the base, in the following reaction? NH3(g) + H2O(l) $\to$NH4+(aq) + OH-(aq)

Accepted Answer

A)  OH- 
B)  NH4+ 
C)  H2O 
D)  NH3 
A)  OH- 
B)  NH4+ 
C)  H2O 
D)  NH3

Question 14

What is the hydronium concentration with pH = 9.5?

Accepted Answer

A)  3.16 $\times$ 10-10 
B)  9.50 $\times$ 10-10 
C)  9.15 
D)  3.16 $\times$ 1010 
A)  3.16 $\times$ 10-10 
B)  9.50 $\times$ 10-10 
C)  9.15 
D)  3.16 $\times$ 1010

Question 15

Which of the following is true about a solution with pH = 5?

Accepted Answer

A)  The solution is basic. 
B)  The OH- concentration is greater than the H+ concentration. 
C)  The solution is acidic. 
D)  both a and b 
A)  The solution is basic. 
B)  The OH- concentration is greater than the H+ concentration. 
C)  The solution is acidic. 
D)  both a and b

Question 16

An acid ion pair such as H2CO3 and HCO3- qualifies as a

Accepted Answer

A)  strong acid-strong base pair. 
B)  buffer system. 
C)  substitute for hemoglobin. 
D)  acid -base pair. 
A)  strong acid-strong base pair. 
B)  buffer system. 
C)  substitute for hemoglobin. 
D)  acid -base pair.

Question 17

Which of the following is the weak acid?

Accepted Answer

A)  HCl 
B)  H2SO4 
C)  HNO3 
D)  HC2H3O2 
A)  HCl 
B)  H2SO4 
C)  HNO3 
D)  HC2H3O2

Question 18

Which of the following equations represents a neutralization reaction?

Accepted Answer

A)  KCl(aq) + H2O(l) $\to$ K+(aq) + Cl- (aq) 
B)  H+(aq) + OH- (aq) $\to$ H2O(l) 
C)  HCl(aq) + H2O(l) $\to$ H3O+(aq) + Cl-(aq) 
D)  NaOH(aq) + H2O(l) $\to$ Na+(aq) + OH- (aq) 
A)  KCl(aq) + H2O(l) $\to$ K+(aq) + Cl- (aq) 
B)  H+(aq) + OH- (aq) $\to$ H2O(l) 
C)  HCl(aq) + H2O(l) $\to$ H3O+(aq) + Cl-(aq) 
D)  NaOH(aq) + H2O(l) $\to$ Na+(aq) + OH- (aq)

Question 19

A buffer is a mixture that

Accepted Answer

A)  maintains pH. 
B)  causes a solution not to conduct electricity. 
C)  neutralize salts. 
D)  causes high blood pressure. 
A)  maintains pH. 
B)  causes a solution not to conduct electricity. 
C)  neutralize salts. 
D)  causes high blood pressure.

Question 20

When H2SO3 dissolves in water, what are the solute particles in the solution?

Accepted Answer

A)  H, S, O 
B)  H+, S+ and O2- 
C)  H+, HSO3- and SO32- 
D)  H22+ and SO32- 
A)  H, S, O 
B)  H+, S+ and O2- 
C)  H+, HSO3- and SO32- 
D)  H22+ and SO32-

What volume (in liters) of 1 M NaOH contains 40 g sodium hydroxide?

Which of the following is a property of bases?

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a_________ color.

What is the pH for a solution with hydrogen ion molarity of 0.01?

Consider the image below. If the pH registered is that of a buffer solution, which of the following describes what will happen if some HCl is added the solution?

Which common substance would have a pH less than 7?

What volume of 0.378 M hydroiodic acid (HI) is required to neutralize 21.6 mL of 0.520 M barium hydroxide, Ba(OH)₂?

Carbonic acid, H₂CO₃(aq) is present in

KOH and NaOH are both bases but NaOH is a weak base while KOH is a strong base.

All aqueous solutions of electrolytes must by definition

Which of the following is the formula of a salt formed from Ca²⁺ and PO₄^3- ions?

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements. -Consider the image below. The sample being tested with the pH paper is _________.

Which reactant is the base, in the following reaction? NH₃(g) + H₂O(l) $\to$ NH₄⁺(aq) + OH^-(aq)

What is the hydronium concentration with pH = 9.5?

Which of the following is true about a solution with pH = 5?

An acid ion pair such as H₂CO₃ and HCO₃^- qualifies as a

Which of the following is the weak acid?

Which of the following equations represents a neutralization reaction?

A buffer is a mixture that

When H₂SO₃ dissolves in water, what are the solute particles in the solution?

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Exam 9: Acid-Base Reactions

What volume (in liters) of 1 M NaOH contains 40 g sodium hydroxide?

Which of the following is a property of bases?

Red cabbage can be used as a dye indicator used to measure pH, in basic solutions it has a_________ color.

What is the pH for a solution with hydrogen ion molarity of 0.01?

Consider the image below. If the pH registered is that of a buffer solution, which of the following describes what will happen if some HCl is added the solution?

Which common substance would have a pH less than 7?

What volume of 0.378 M hydroiodic acid (HI) is required to neutralize 21.6 mL of 0.520 M barium hydroxide, Ba(OH)2?

Carbonic acid, H2CO3(aq) is present in

KOH and NaOH are both bases but NaOH is a weak base while KOH is a strong base.

All aqueous solutions of electrolytes must by definition

Which of the following is the formula of a salt formed from Ca2+ and PO43- ions?

Aqueous solutions can be classified as acidic, basic, or neutral. Use these three terms of complete the following statements. -Consider the image below. The sample being tested with the pH paper is _________.

Which reactant is the base, in the following reaction? NH3(g) + H2O(l) →\to→ NH4+(aq) + OH-(aq)

What is the hydronium concentration with pH = 9.5?

Which of the following is true about a solution with pH = 5?

An acid ion pair such as H2CO3 and HCO3- qualifies as a

Which of the following is the weak acid?

Which of the following equations represents a neutralization reaction?

A buffer is a mixture that

When H2SO3 dissolves in water, what are the solute particles in the solution?

Living in a World of Chemistry

The Chemical View of Matter

Atoms and the Periodic Table

The Air We Breathe

Chemical Bonding and States of Matter

Carbon Dioxide and the Greenhouse Effect

Chlorofluorocarbons and the Ozone Layer

Chemical Reactivity: Chemicals in Action

Oxidation-Reduction Reactions

Water, Water Everywhere but Not a Drop to Drink

Energy and Hydrocarbons

Nuclear Changes and Nuclear Power

Organic Chemicals and Polymers

The Chemistry of Life

Nutrition: the Basis of Healthy Living

Chemistry and Medicine

The Chemistry of Useful Materials

Feeding the World

Filters

What volume of 0.378 M hydroiodic acid (HI) is required to neutralize 21.6 mL of 0.520 M barium hydroxide, Ba(OH)₂?

Carbonic acid, H₂CO₃(aq) is present in

Which of the following is the formula of a salt formed from Ca²⁺ and PO₄^3- ions?

Which reactant is the base, in the following reaction? NH₃(g) + H₂O(l) $\to$ NH₄⁺(aq) + OH^-(aq)

An acid ion pair such as H₂CO₃ and HCO₃^- qualifies as a

When H₂SO₃ dissolves in water, what are the solute particles in the solution?