1. Calculate Ksp for lead (II) chloride, if a 50.0 mL saturated solution of lead (II) chloride contains 0.2207 grams of lead (II) chloride at a certain temperature. (1.57 x 105)
1. Calculate Ksp for lead (II) chloride, if a 50.0 mL saturated solution of lead (II) chloride contains 0.2207 grams of lead (II) chloride at a certain temperature. (1.57 x 105)
Chemistry
10th Edition
ISBN:9781305957404
Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste
Chapter1: Chemical Foundations
Section: Chapter Questions
Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...
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![1.
2.
Calculate Ksp for lead (II) chloride, if a 50.0 mL saturated solution of lead (II) chloride contains
0.2207 grams of lead (II) chloride at a certain temperature. (1.57 x 10³)
The Ksp for Agl is 5.35 x 10-13
a.
What is the solubility of Agl in pure water? (7.31 x 105 M)
b. What is the solubility of Agl in a 0.050 M solution of Nal? (1.07 x 10" M)
-13
C. What is the solubility of Agl in a solution of 0.310 M calcium iodide? (8.63 x 10M)
3. The Ksp for iron (II) hydroxide is 4.87 x 10-17.
a.
C.
What is the solubility of iron (II) hydroxide in pure water? (6.98 x 10° M (2.30 × 10-4)
b. What is the solubility of iron (II) hydroxide in a solution with pH = 11.00? (4.87 x 10" M)
What is the solubility of iron (II) hydroxide in a solution with pH = 5.00? (48.7 M)
4. Calculate the solubility of Mg(OH)2 in a buffer solution that is 0.75 M NH3 and 0.50 M NH4Cl.
(3.6 x 10 M)
5. Which of the following mixtures will produce a precipitate? Show clear work to support your answer.
5.00 mL of 0.050 M AgNO3 and 5.00 mL of 0.050 M sodium iodide (yes)
a.
b.
5.00 mL of 0.050 M HC2H3O2 and 5.00 mL of 0.050 M potassium hydroxide (no)
c.
5.00 mL of 0.0050 M Ba(NO3)2 and 5.00 mL of 0.0050 M sodium fluoride (no)
d. 5.00 mL of 0.0050 M Pb(NO3)2 and 5.00 mL of 0.0050 M calcium iodide, Ksp for ppt is
1.4 x 10-8. (yes)
6. In hard water, [Ca2+] is about 2.0×103 M. Water is fluoridated with 1.0 g F per 1.0×103 L of water.
Will CaF2(s) precipitate from hard water upon fluoridation? Show clear work to support your answer.
(no)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F5cec0502-895c-4b17-8c29-34d928502e7c%2F4b885808-d048-4067-9151-374f9def4bf0%2Fgqv4d3_processed.jpeg&w=3840&q=75)
Transcribed Image Text:1.
2.
Calculate Ksp for lead (II) chloride, if a 50.0 mL saturated solution of lead (II) chloride contains
0.2207 grams of lead (II) chloride at a certain temperature. (1.57 x 10³)
The Ksp for Agl is 5.35 x 10-13
a.
What is the solubility of Agl in pure water? (7.31 x 105 M)
b. What is the solubility of Agl in a 0.050 M solution of Nal? (1.07 x 10" M)
-13
C. What is the solubility of Agl in a solution of 0.310 M calcium iodide? (8.63 x 10M)
3. The Ksp for iron (II) hydroxide is 4.87 x 10-17.
a.
C.
What is the solubility of iron (II) hydroxide in pure water? (6.98 x 10° M (2.30 × 10-4)
b. What is the solubility of iron (II) hydroxide in a solution with pH = 11.00? (4.87 x 10" M)
What is the solubility of iron (II) hydroxide in a solution with pH = 5.00? (48.7 M)
4. Calculate the solubility of Mg(OH)2 in a buffer solution that is 0.75 M NH3 and 0.50 M NH4Cl.
(3.6 x 10 M)
5. Which of the following mixtures will produce a precipitate? Show clear work to support your answer.
5.00 mL of 0.050 M AgNO3 and 5.00 mL of 0.050 M sodium iodide (yes)
a.
b.
5.00 mL of 0.050 M HC2H3O2 and 5.00 mL of 0.050 M potassium hydroxide (no)
c.
5.00 mL of 0.0050 M Ba(NO3)2 and 5.00 mL of 0.0050 M sodium fluoride (no)
d. 5.00 mL of 0.0050 M Pb(NO3)2 and 5.00 mL of 0.0050 M calcium iodide, Ksp for ppt is
1.4 x 10-8. (yes)
6. In hard water, [Ca2+] is about 2.0×103 M. Water is fluoridated with 1.0 g F per 1.0×103 L of water.
Will CaF2(s) precipitate from hard water upon fluoridation? Show clear work to support your answer.
(no)
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