Question
In: Chemistry
Phosphorus acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture....
Phosphorus acid, H3PO3(aq), is a diprotic oxyacid that
is an important compound in industry and agriculture.
pKa1= 1.30
pKa2= 6.70
Calculate the pH for each of the following points in the titration
of 50.0 mL of a 2.4 M H3PO3(aq) with 2.4 M KOH(aq).
a. before addition of any KOH
b. after addition of 25.0 mL of KOH
c. after addition of 50.0 mL of KOH
d. after addition of 75.0 mL of KOH.
e. after addition of 100.0 mL of KOH
please show your work as I really do want to understand the process. thank you so much :)
Solutions
queen_honey_blossom answered 2 years agoRelated Solutions
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture....
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture.
Calculate the pH for each of the following points in the
titration of 50.0 mL of a 1.5 M H3PO3(aq) with 1.5 M KOH(aq).
pKa1= 1.30
pKa2= 6.70
(a) before addition of any KOH =_____number
(b) after addition of 25.0 mL of KOH = ______number
(c) after addition of 50.0 mL of KOH = ______number
(d) after addition of 75.0 mL of KOH =_______number...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture....
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture.
Calculate the pH for each of the following points in the
titration of 50.0 mL of a 1.5 M H3PO3(aq) with 1.5 M KOH(aq).
pKa1= 1.30
pKa2= 6.70
(a) before addition of any KOH =_____number
(b) after addition of 25.0 mL of KOH = ______number
(c) after addition of 50.0 mL of KOH = ______number
(d) after addition of 75.0 mL of KOH =_______number...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture pka1=1.3 pka2=6.70
Calculate the pH for each of the following points in the titration
of 50.0 mL of a 2.7 M H3PO3(aq) with 2.7 M KOH(aq)
a) before addition of any KOH
(b) after addition of 25.0 mL of KOH
(c) after addition of 50.0 mL of KOH
(d) after addition of 75.0 mL of KOH
(e) after addition of 100.0 mL of KOH...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture....
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture.
pKa1 = 1.30
pKa2 = 6.70
Calculate the pH for each of the following points in the
titration of 50.0 mL of a 2.7 M H3PO3(aq) with 2.7 M KOH(aq).
A) before addition of any KOH
B) after addition of 25.0 mL of KOH
C) after addition of 50.0 mL of KOH
D) after addition of 75.0 mL of KOH
E) after addition of...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an important compound in industry and agriculture.Calculate...
Phosphorous acid, H3PO3(aq), is a diprotic oxyacid that is an
important compound in industry and agriculture.Calculate the pH for
each of the following points in the titration of 50.0 mL of a 3.0 M
H3PO3(aq) with 3.0 M KOH(aq).
(a) before addition of any KOH
(b) after addition of 25.0 mL of KOH
(c) after addition of 50.0 mL of KOH
(d) after addition of 75.0 mL of KOH
e) after addition of 100.0 mL of KOH
1) Phosphorous acid, H3PO3, is actually a diprotic acid for which Ka1= 5.0 × 10-2 and...
1) Phosphorous acid, H3PO3, is actually a
diprotic acid for which Ka1= 5.0 ×
10-2 and Ka2= 2.0 × 10-7.
What are the values of [H+],
[H2PO3-], and
[HPO32-] in a 6.0 M solution of
H3PO3? What is the pH of the solution?
2) What is the pH of a 1.6 M solution of
Na3PO4? In this solution, what are the
concentrations of HPO42-,
H2PO4-, and
H3PO4?
3)Ascorbic acid (vitamin C) is a diprotic acid,
H2C6H6O6. Calculate
[H+], pH, and...
Oxalic acid , HOOCCOOH (aq) , is a diprotic acid with Ka1= 0.056 and Ka2=1.5x10-4. Determine...
Oxalic acid , HOOCCOOH (aq) , is a diprotic acid with Ka1= 0.056
and Ka2=1.5x10-4. Determine the pH of a 0.12 M oxalic acid
solution.
HOOCCOOH(aq) = HOOCCOO-(aq) +
H+(aq) HOOCCOO-(aq) = -OOCCOO-(aq) + H+(aq)
Tartaric acid (“H2Tart”, M.W. = 176.13) is a diprotic acid that is important in food preparation....
Tartaric acid (“H2Tart”, M.W. = 176.13) is a diprotic
acid that is important in food preparation. (See McMurray & Fay
Appendix C for its Ka values.) A solution of tartaric acid is
produced by dissolving 2.90 g of H2Tart in 1.000 L of
water. What are the equilibrium concentrations of
H2Tart, HTart-, Tart2-,
and H+ in this solution?
Sulfur dioxide is quite soluble in water: SO2(g)+H2O(l)⇌H2SO3(aq)K=1.33 The H2SO3 produced is a weak diprotic acid...
Sulfur dioxide is quite soluble in water:
SO2(g)+H2O(l)⇌H2SO3(aq)K=1.33 The H2SO3 produced is a weak diprotic
acid (Ka1 = 1.5×10−2, Ka2 = 6.3×10−8)
Part A Calculate the pH in a solution prepared by continuously
bubbling SO2 at a pressure of 1.00 atm into pure water. Express
your answer using two decimal places.
Part B Calculate the concentration of H2SO3. Express your answer
using three significant figures.
Part C Calculate the concentration of HSO3−. Express your answer
using two significant figures.
Part...
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