HBRO (aq) + H2O (1) = H3O* (ag) + BrO" (aq) a) Hypobromous acid dissociates in water according to the above process. In a 0.50 M HBRO (aq) solution [BrO"] was found to be 3.5 x 10$ M at 25°C. I. Find the Ka value for hypobromous acid, HBRO at 25°C. [H30][Bro] [HB O] [3.5x10 s] Co.50] II. Find the K, value for the Bro" ion at 25°C. Kb= [0.so] [3. Sx10-s] III. Calculate the pH of the solution. - log 0.s 3. Sx10

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Chapter15: Acids And Bases
Section: Chapter Questions
Problem 15.46QP: Complete the following equation. Using Table 15.2, predict whether you would expect the reaction to...
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HBRO (aq) + H20 (1) H30* (ag) + BrO (aq)
a) Hypobromous acid dissociates in water according to the above process. In a
0.50 M HBrO (aq) solution [BrO] was found to be 3.5 x 10³ M at 25°C.
I. Find the Ka value for hypobromous acid, HBRO at 25°C.
[H;0][Bro]
[3.5x10-S
[HB O]
Co.s0]
II. Find the K, value for the BrO" ion at 25°C.
Kb= [0.s0]
[3. Sx10-s]
II. Calculate the pH of the solution.
- log
3. Sx10-s
0.S
IV. f1.00 L of 1.0 M acetic acid (Ka = 1.8 x 10° at 25°C) was mixed with
1.00 L of 1.0 M hypobromous acid, which conjugate base would have the
highest concentration? Justify your answer.
alue
Transcribed Image Text:HBRO (aq) + H20 (1) H30* (ag) + BrO (aq) a) Hypobromous acid dissociates in water according to the above process. In a 0.50 M HBrO (aq) solution [BrO] was found to be 3.5 x 10³ M at 25°C. I. Find the Ka value for hypobromous acid, HBRO at 25°C. [H;0][Bro] [3.5x10-S [HB O] Co.s0] II. Find the K, value for the BrO" ion at 25°C. Kb= [0.s0] [3. Sx10-s] II. Calculate the pH of the solution. - log 3. Sx10-s 0.S IV. f1.00 L of 1.0 M acetic acid (Ka = 1.8 x 10° at 25°C) was mixed with 1.00 L of 1.0 M hypobromous acid, which conjugate base would have the highest concentration? Justify your answer. alue
c) Solid potassium fluoride is added to water.
I.
Write the chemical equation for the reaction that occurs.
KF + H20 → KH, + FO
П.
Will the final solution be acidic or basic? Justify your answer.
The solution would be more basic because
addmg water will dilute the acid
Transcribed Image Text:c) Solid potassium fluoride is added to water. I. Write the chemical equation for the reaction that occurs. KF + H20 → KH, + FO П. Will the final solution be acidic or basic? Justify your answer. The solution would be more basic because addmg water will dilute the acid
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