Chapter 20

1
Chapter 20 ReviewAcids and Bases

• Milbank High School

2
Chapter 20 - Review

• When an acid reacts with a base, what compound(s)
  are formed?
• What is the name of H2SO3?
• What is the formula for phosphoric acid?
• Give some properties of acids.
• Give some properties of bases.

3
Chapter 20 - Review

• If the hydrogen ion concentration is 10-10 M, is
  the solution acidic, alkaline, or neutral?
• If the H1 in a solution is 1 x 10-1 mol/L,
  what is the OH1-?

4
Chapter 20 - Review

• If the hydrogen ion concentration is 10-7 M, what
  is the pH of the solution?
• If the hydroxide ion concentration is 10-10 M,
  what is the pH of the solution?
• If the pH is 9, what is the concentration of the
  hydroxide ion?

5
Chapter 20 - Review

• For a solution to be classified as acidic, the
  hydrogen-ion concentration must be _____ than the
  hydroxide-ion concentration.
• If the pH is 6, what is the concentration of the
  hydrogen ion?

6
Chapter 20 - Review

• A solution in which the hydroxide ion
  concentration is 1 x 10-4 M is ______.
• A solution in which the hydroxide ion
  concentration is 1 x 10-8 M is ______.
• The formula of the hydrogen ion is often written
  as ______.

7
Chapter 20 - Review

• The products of self-ionization of water are
  _____.
• Which is most basic a) OH1- 1 x 10-4 M, or
  b) H1 1 x 10-11 M?
• In a neutral solution, the H1 is ______.
• What is pH?

8
Chapter 20 - Review

• In the reaction of water with hydrogen ions,
  which compound is the Lewis base?
• What is an acid according to Arrhenius?
• What type of acid (mono-, di-, or triprotic) is
  sulfuric acid?

9
Chapter 20 - Review

• Which is an Arrhenius base a) LiOH, or b)
  CH3COOH?
• What is an acid, according to Bronsted?
• Which of the following is a Bronsted-Lowry base,
  but not an Arrhenius base a) sodium hydroxide,
  or b) ammonia?

10
Chapter 20 - Review

• Which compound can act as both a Bronsted-Lowry
  acid and a Bronsted-Lowry base a) water, or b)
  sodium chloride?
• Which type of solution is one with a pH of 8?

11
Chapter 20 - Review

• What is transferred between a conjugate acid-base
  pair?
• What is the term used to describe a substance
  that can be both an acid and a base?
• In the reaction NH41 H2O ? NH3 H3O1, water
  is acting as a(n) ______.

12
Chapter 20 - Review

• A Lewis acid is a substance that can _____.
• What is the acid dissociation constant of a weak
  acid, if a concentration of 0.3 M gives a
  hydrogen ion concentration of 0.001 M?

13
Chapter 20 - Review

• What is the hydrogen ion concentration, if the
  acid dissociation constant is 1 x 10-6 M and the
  acid concentration is 0.01 M?
• What characterizes a strong acid or base?

14
Chapter 20 - Review

• A 0.12 M solution of an acid that ionizes only
  slightly in solution would be termed ___ and ___.
• A 12.0 M solution of an acid that ionizes
  completely in solution would be termed ___ and
  ____.

15
Chapter 21 ReviewNeutralization

• Milbank High School

16
Chapter 21 - Review

• What products result from a neutralization
  reaction?
• What is obtained when phosphoric acid and
  magnesium hydroxide are mixed?
• What are the products of the reaction of one mole
  of Mg(OH)2 and one mole of H2SO4?

17
Chapter 21 - Review

• What is the gram-equivalent mass of magnesium
  hydroxide if magnesium hydroxide has a
  gram-molecular mass of 58.0 g?
• What is the purpose of a titration?

18
Chapter 21 - Review

• How many equivalents per mole are there in nitric
  acid?
• What is the gram-equivalent mass of chromic acid,
  H2CrO4?