Unknown Acid and Base Problem
Determining the pKa of a weak acid and weak base
1. (5 pts) The "Homework Solutions" contains a solution labeled "Unknown Acid," which is a weak mono-protic acid with an unknown Ka and with an unknown concentration. Your job is to determine the concentration and Ka to two significant figures. Please report your results and explain your procedure.

2. (5pts) The cabinet labeled "Unknowns" contains a solution labeled "Unknown Base," which is a base with an unknown Kb and with an unknown concentration. Your job is to determine the concentration and Kb to two significant figures. Please report your results and explain your procedure.