find the volume (mL) and pH of 0.0588 M KOH needed to reach the equivalence point(s) in titrations of the following.
(a) 26.4 mL of 0.0346 M HNO2
volume:
pH:
(b) 17.4 mL of 0.174 M H2CO3 (two equivalence points)
first volume:
second volume:
first pH:
second pH: