Column A

1.

Base
2.
Acid
3.
Conjugate Base
4.
Conjugate Acid
Column B
a.HCl
b.
NH4+

c.
Cl-

d.
NH3

Column A Column B

1. Base c. Cl-

2. Acid a. HCl

3. Conjugate Base d. NH3

4. Conjugate Acid b. NH4+