![following solutions: (a) 0.100 M B; (b) 0.100 M BH+Br; (c) 0.100 M BHẦ+(Br). For (b), use the approximation [BH] = 0.100 M.](http://img.homeworklib.com/questions/f8f228b0-d3d4-11eb-a987-25f0c0e95784.png?x-oss-process=image/resize,w_560)
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11-10. The dibasic compound B forms BHand BH + with Kb = 1.00 X 10-3 and...
The dibasic compound B (pKb1 5 4.00, pKb2 5 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M an...
The
dibasic compound B (pKb1 5 4.00, pKb2 5 8.00) was titrated with
1.00 M HCl. The initial solution of B was 0.100 M and had a volume
of 100.0 mL. Find the pH at the following volumes of acid added and
make a graph of pH versus Va: Va 5 0, 1, 5, 9, 10, 11, 15, 19, 20,
and 22 mL.
pKb1= 4.00
pkb2= 8.00
11-23. The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated...
3. The dibasic compound B (pKbi = 4.00, pK2 = 8.00) was titrated with 1.00 M HCl. The initial solution ofB was 0.10...
3. The dibasic compound B (pKbi = 4.00, pK2 = 8.00) was titrated with 1.00 M HCl. The initial solution ofB was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added: V,- 0, 1, and 10 mL. (40 points)
2. The dibasic compound B (pKb 4.00, pKb 8.00) was titrated with 1.00 M HCl. The...
2. The dibasic compound B (pKb 4.00, pKb 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added and make a graph of pH versus Va: Va -0,1, 10, 11,15, 19, 20, and 22 mL.
The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated with 1.00 M HCl....
The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH after 3.7 mL of acid are added.
i dont need number 9 done just need help on number 8 11-8. Write the chemical...
i
dont need number 9 done just need help on number 8
11-8. Write the chemical reactions whose equilibrium constants are Kbi and Kb2 for the amino acid serine, and find their numerical values. 11-9. Abbreviating malonic acid, CH (CO2H)2, as H2M, find the pH and concentrations of H M, HM”, and M' in each of the following solutions: (a) 0.100 M H2M; (b) 0.100 M NaHM; (c) 0.100 M Na M. For (b), use the approximation [HM ] =...
10-4. Consider the diprotic acid H A with Ki = 1.00 X 10" and K =...
10-4. Consider the diprotic acid H A with Ki = 1.00 X 10" and K = 1.00 X 10 8. Find the pH and concentrations of H2A, HA", and A2- in (a) 0.100 M H2A; (b) 0.100 M NaHA;
The diprotic acid, H2A, has Ka1 i.e. (K1) = 1.00 X 10-4 and K2 = 1.00...
The diprotic acid, H2A, has Ka1 i.e. (K1) = 1.00 X 10-4 and K2 = 1.00 X 10-8. a) Consider a solution of 0.100 M H2A. Calculate the pH, and calculate the following concentrations: [H2A], [HA- ] and [A2- ]. b) Consider a solution of 0.100 M NaHA. Calculate the pH, and calculate the following concentrations: [H2A], [HA- ] and [A2- ].
(10) 1. The diprotic acid, H2A, has Kai i.e. (K1) = 1.00 X 10 and K2...
(10) 1. The diprotic acid, H2A, has Kai i.e. (K1) = 1.00 X 10 and K2 = 1.00 X 108. a) Consider a solution of 0.100 M H2A. Calculate the pH, and calculate the following concentrations: (H2A), (HA) and (A2). b) Consider a solution of 0.100 M NaHA. Calculate the pH, and calculate the following concentrations: (H2A), CHA') and (AP).
Acid/Base Review Questions: 1. HIO is a weak acid with Ka = 2.00 x 10-11. a....
Acid/Base Review Questions: 1. HIO is a weak acid with Ka = 2.00 x 10-11. a. Write the formula for the conjugate base. b. Show the reaction for the acid in water. c. Show the reaction for the conjugate base in water. d. Write the K, expression. e. Write the Kb expression. f. Write the product of Ka x Kb. g. Find the pH of the following solutions: i. 0.100 M HIO 0.115 M NaIO Buffer that is 0.100 M...
3) Consider the dibasic compound "B". This compound has a pKo 4.00 and a pK,2 8.00...
3) Consider the dibasic compound "B". This compound has a pKo 4.00 and a pK,2 8.00 (a) Sketch a crude titration curve if a flask of 100.00 mL of a 0.1000 M B solution is titrated against 1.000 M HCl. (since you already worked through #2 above you should easily be able to add approximate numbers to each axis.) (b) Indicate the equation you would use to calculate pH in each of the major zones of the graph. I expect...
The
dibasic compound B (pKb1 5 4.00, pKb2 5 8.00) was titrated with
1.00 M HCl. The initial solution of B was 0.100 M and had a volume
of 100.0 mL. Find the pH at the following volumes of acid added and
make a graph of pH versus Va: Va 5 0, 1, 5, 9, 10, 11, 15, 19, 20,
and 22 mL.
pKb1= 4.00
pkb2= 8.00
11-23. The dibasic compound B (pKb1 = 4.00, pKb2 = 8.00) was titrated...
3. The dibasic compound B (pKbi = 4.00, pK2 = 8.00) was titrated with 1.00 M HCl. The initial solution ofB was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added: V,- 0, 1, and 10 mL. (40 points)
2. The dibasic compound B (pKb 4.00, pKb 8.00) was titrated with 1.00 M HCl. The initial solution of B was 0.100 M and had a volume of 100.0 mL. Find the pH at the following volumes of acid added and make a graph of pH versus Va: Va -0,1, 10, 11,15, 19, 20, and 22 mL.
i
dont need number 9 done just need help on number 8
11-8. Write the chemical reactions whose equilibrium constants are Kbi and Kb2 for the amino acid serine, and find their numerical values. 11-9. Abbreviating malonic acid, CH (CO2H)2, as H2M, find the pH and concentrations of H M, HM”, and M' in each of the following solutions: (a) 0.100 M H2M; (b) 0.100 M NaHM; (c) 0.100 M Na M. For (b), use the approximation [HM ] =...
10-4. Consider the diprotic acid H A with Ki = 1.00 X 10" and K = 1.00 X 10 8. Find the pH and concentrations of H2A, HA", and A2- in (a) 0.100 M H2A; (b) 0.100 M NaHA;
(10) 1. The diprotic acid, H2A, has Kai i.e. (K1) = 1.00 X 10 and K2 = 1.00 X 108. a) Consider a solution of 0.100 M H2A. Calculate the pH, and calculate the following concentrations: (H2A), (HA) and (A2). b) Consider a solution of 0.100 M NaHA. Calculate the pH, and calculate the following concentrations: (H2A), CHA') and (AP).
Acid/Base Review Questions: 1. HIO is a weak acid with Ka = 2.00 x 10-11. a. Write the formula for the conjugate base. b. Show the reaction for the acid in water. c. Show the reaction for the conjugate base in water. d. Write the K, expression. e. Write the Kb expression. f. Write the product of Ka x Kb. g. Find the pH of the following solutions: i. 0.100 M HIO 0.115 M NaIO Buffer that is 0.100 M...
3) Consider the dibasic compound "B". This compound has a pKo 4.00 and a pK,2 8.00 (a) Sketch a crude titration curve if a flask of 100.00 mL of a 0.1000 M B solution is titrated against 1.000 M HCl. (since you already worked through #2 above you should easily be able to add approximate numbers to each axis.) (b) Indicate the equation you would use to calculate pH in each of the major zones of the graph. I expect...
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