Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture. pÃ₂1 1.30 pX₁2 6.70 Calculate the pH for each of the points in the titration of 50.0 mL of 1.8 M H₂PO2 (aq) with 1.8 M KOH(aq). before addition of any KOH: after addition of 50.0 mL KOH: 0.55 4.65 Incorrect after addition of 100.0 mL KOH: 7.12 Incorrect HO -OH after addition of 25.0 mL KOH: after addition of 75.0 mL KOH: 1.30 6.70

Chemistry & Chemical Reactivity
10th Edition
ISBN:9781337399074
Author:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Publisher:John C. Kotz, Paul M. Treichel, John Townsend, David Treichel
Chapter17: Principles Of Chemical Reactivity: Other Aspects Of Aqueous Equilibria
Section17.3: Acid-base Titrations
Problem 17.6CYU: The titration of 0.100 M acetic acid with 0.100 M NaOH is described in the text. What is the pH of...
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Phosphorous acid, H₂PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture.
pkal
1.30
PK₂2
6.70
Calculate the pH for each of the points in the titration of
50.0 mL of 1.8 M H₂PO2 (aq) with 1.8 M KOH(aq).
before addition of any KOH:
after addition of 50.0 mL KOH:
0.55
4.65
Incorrect
after addition of 100.0 mL KOH:
7.12
Incorrect
HO-
-OH
after addition of 25.0 mL KOH:
1.30
after addition of 75.0 mL KOH: 6.70
Transcribed Image Text:Phosphorous acid, H₂PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture. pkal 1.30 PK₂2 6.70 Calculate the pH for each of the points in the titration of 50.0 mL of 1.8 M H₂PO2 (aq) with 1.8 M KOH(aq). before addition of any KOH: after addition of 50.0 mL KOH: 0.55 4.65 Incorrect after addition of 100.0 mL KOH: 7.12 Incorrect HO- -OH after addition of 25.0 mL KOH: 1.30 after addition of 75.0 mL KOH: 6.70
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