posted by canas on .
pls help me.
A buffer was prepared by dissolving 0.100 mol of the weak acid HA (Ka = 1.00 × 10−5) plus 0.050 mol of its conjugate base Na+A− in 1.00 L. Find the pH.
Use the Henderson-Hasselalch equation.
HA is the acid; NaA is the base.