Asked by HELPP
Given the table of pKa values, at a pH of 3.5, which substance(s) exist predominantly in the non-protonated form?
Acid pKa
HNO3 -1.3
HSCN 4.0
HCN 9.4
HOCI 7.4
Acid pKa
HNO3 -1.3
HSCN 4.0
HCN 9.4
HOCI 7.4
Answers
Answered by
DrBob222
You have 1 strong acid (HNO3) and three weak ones. The HNO3 ionizes completely, i.e., as H^+ and NO3^- with no HNO3 molecule left behind. All of the others will have at least some of the unionized acid left behind. So.......
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.