Advanced Reactions Unit Homework Assignments
Acid Base Reaction Practice
Write out the following reactions using appropriate symbols and balance them.
1. Hydrochloric acid is added to a solution of barium hydroxide.
2. A solution of nitric acid is added to a solution of rubidium hydroxide.
3. A solution of acetic acid is added to solid calcium hydroxide.
4. A solution of sulfuric acid is added to solid sodium hydroxide.
5. A solution of sulfuric acid is added to solid iron(III) hydroxide.
6. Hydrochloric acid is added to a solution of ammonia.
7. A solution of nitric acid is added to solid sodium acetate.
pH Calculations Practice
You must show the equations used and the substitutions in order to receive credit for this.
1. What is the pH of a solution with [H3O+] of 1.50x10-3M?
2. What is the pH of a solution with [OH-] of 0.0325M?
3. What is the pOH of a solution with [OH-] of 0.00025M?
4. What is the pOH of a solution with [H3O+] of 5.0x10-9M
5. What is the pH of a 0.15M hydrochloric acid solution?
6. A saturated calcium hydroxide solution has a concentration of 0.0118M. What is the pH of this
solution?
7. Rainwater is naturally acidic because it tends to be nearly saturated with carbon dioxide. A saturated
solution of carbon dioxide under typical atmospheric conditions has a pH of 5.65. What is the [H3O+]
in this solution?
8. The pH of Diet Dr. Pepper is around 2.4. What is the [OH-] in Diet Dr. Pepper?
Oxidation Number Practice
For each of the following list the oxidation numbers for each element: (You must show work)
1. S2O322. N2H4
3. HIO3
4. NOF
Oxidation-Reduction Identification Practice
Identify the element oxidized, the element reduced, the species that is the oxidizing agent, and the species that
is the reducing agent. (You must show oxidation numbers for each element.)
1. N2H4+ NaBrO3N2+ NaBr
2. SO32-+ MnO4-Mn2++ SO423. H2O2+ OCl-O2+ Cl2
Redox Balancing Practice #1
Balance the following redox reaction in acidic conditions:
1. Sulfate ions and bromide ions react in acidic conditions to form liquid bromine and sulfur dioxide gas.
2. Sulfur dioxide reacts with nitrate ions in acidic conditions to form sulfate ions and nitrogen monoxide.
3. Arsenic(III) oxide reacts with nitrate ions in acidic conditions to form arsenic acid (H3AsO4) and
nitrogen monoxide.
Redox Balancing Practice #2
Balance the following redox reaction in acidic conditions:
1. Iron(III) oxide reacts with carbon monoxide to form carbon dioxide and iron metal.
2. Mercury(II) ions react with hydrazine (N2H4) to form liquid mercury and nitrogen gas in acidic
conditions.
3. Nitrite ions react with dichromate ions in acidic conditions to form chromium(III) ions and nitrate
ions.