A 0.15M solution of weak triprotic acid is adjusted (base added) so that the pH is 9.27(you can assume minimal volume change). The triprotic acid(H3A) has the following acid ionization constants: Kal=1.0*e-3, ka2=1*e-8,ka3=1*e-12. which species given below is present in the highest concentration in this pH 9.27 solution?
1)H3O+
2)H2A-
3)HA-2
4)A-3
THAT'S the answer choices I think is HA-2, IT IS RIGHT
1 answer
See your post below.