Acid/Base Practice
For the following reactions identify the:
 Acid
 Base
 Conjugate Acid
 Conjugate Base
Write the conjugate acid to go with the
following BASES:
1. NH3
2. SO423. Cl4. CH3COO5. H2O
Write the conjugate base to go with the
following ACIDS:
1. NH3
2. HBr
3. H2O
4. HCO35. NH4+
pH/pOH Practice
1. What is the pH of a solution with a hydrogen ion concentration of 4.7E-8 M? Is this
an acid or a base?
2. What is the pH of a solution that contains 5.5E-5 M hydroxide ions? Is this an acid or
a base?
3. Fill in the following table for these mystery solutions:
Solution
1
2
3
4
5
[H3O+] (M)
6.7 E-3
[OH-] (M)
pH
pOH
Acid/Base/Neutral?
1.5
4.2
7.5 E-4
Neutral
Acid/Base Practice
For the following reactions identify the:
 Acid
 Base
 Conjugate Acid
 Conjugate Base
Write the conjugate acid to go with the
following BASES:
6. NH3
7. SO428. Cl9. CH3COO10.
H2O
Write the conjugate base to go with the
following ACIDS:
6. NH3
7. HBr
8. H2O
9. HCO310.
NH4+
pH/pOH Practice
4. What is the pH of a solution with a hydrogen ion concentration of 4.7E-8 M? Is this
an acid or a base?
5. What is the pH of a solution that contains 5.5E-5 M hydroxide ions? Is this an acid or
a base?
6. Fill in the following table for these mystery solutions:
Solution
1
2
3
4
5
[H3O+] (M)
6.7 E-3
[OH-] (M)
pH
pOH
Acid/Base/Neutral?
1.5
4.2
7.5 E-4
Neutral