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- The Handbook of Chemistry and Physics (http://openstaxcollege.org/l/16Handbook) gives solubilities of the following compounds in grams per 100 mL of water. Because these compounds are only slightly soluble, assume that the volume does not change on dissolution and calculate the solubility product for each. (a) BaSiF6, 0.026 g/100 mL (contains SiF62- ions) (b) Ce(IO3)4, 1.5102 g/100 mL (c) Gd2(SO4)3, 3.98 g/100 mL (d) (NH4)2PtBr6, 0.59 g/100 mL (contains PtBr62- ions)The ore cinnabar (HgS) is an important source of mercury. Cinnabar is a red solid whose solubility in water is 5.5 X 10-2 mol L-1. Calculate its \p. What is its solubility' in grams per 100 g of water?(a) If the molar solubility of Cu3(PO4)2 at 25 oC is 1.67e-08 mol/L, what is the Ksp at this temperature?Ksp = _______(b) It is found that 1.75e-06 g of Cu3(AsO4)2 dissolves per 100 mL of aqueous solution at 25 oC. Calculate the solubility-product constant for Cu3(AsO4)2.Ksp = _______(c) The Ksp of ScF3 at 25 oC is 5.81e-24. What is the molar solubility of ScF3?solubility = ______ mol/L
- (a) If the molar solubility of Nd₂(CO3)3 at 25 °C is 1.00e-07 mol/L, what is the Ksp at this temperature? Ksp = (b) It is found that 8.90e-06 g of Y₂(CO3)3 dissolves per 100 mL of aqueous solution at 25 °C. Calculate the solubility- product constant for Y₂(CO3)3. Ksp = (c) The Ksp of Ag₂C₂04 at 25 °C is 5.40e-12. What is the molar solubility of Ag2C₂04? solubility mol/LThe thermodynamic solubility product of AGCN is 6.0x10-17. (a) What is [Ag+] in a 0.033 M KNO3 solution? 4.0 7.7e-9 X mol·L-1 (b) What is [Ag+] in a 0.033 M KCN solution? 4.0 1.8e-15 X mol·L-1(a) If the molar solubility of Tl2S at 25 oC is 5.31e-08 mol/L, what is the Ksp at this temperature?Ksp = (b) It is found that 1.75e-06 g of Cu3(AsO4)2 dissolves per 100 mL of aqueous solution at 25 oC. Calculate the solubility-product constant for Cu3(AsO4)2.Ksp = (c) The Ksp of BaCO3 at 25 oC is 2.58e-09. What is the molar solubility of BaCO3? solubility = ____ mol/L
- A chemist wishes to precipitate yttrium cations out of a 1.00 L solution. if the concentration of (in solution is 0.428 M and the K of yttrium iodate is 1.12 x 10, what mass of potassium lodate (00 must be added so that precipitation may begin? The molar mass of potassium lodate is 21A.00 g/mol. (27) (A) (B) (C) (D) 91.6g 64.0 ug (6.4 x 10* g) 411 mg 56.0 ng 137 mg (5.6 x 10* g) (E)At a particular temperature, the solubility of In₂(SO₄)₃ in water is 0.0060 M. (a) What is the value of Ksp? (b) If solid In₂(SO₄)₃ is added to a solution that already contains 0.200 M Na₂SO₄, what will the new solubility of the solid be? (c) If solid In₂(SO₄)₃ is added to a solution that already contains 0.150 M In(NO₃)₃, what will the new solubility of the solid be?The thermodynamic solubility product of A9CN is 6.0×10-17. (a) What is [Ag+] in a 0.033 M KNO3 solution? 4.0 7.75e-9 mol·L-1 (b) What is [Ag+] in a 0.033 M KCN solution? 4.0 1.81e-16 X mol·L-1
- (a) If the molar solubility of Sc(OH)3 at 25 °C is 9.52e-09 mol/L, what is the Ksp at this temperature? Ksp = (b) It is found that 5.73e-05 g of Zn3(ASO4)2 dissolves per 100 mL of aqueous solution at 25 °C. Calculate the solubility-product constant for Zn3(ASO4)2. Ksp (c) The Ksp of Nd₂(CO3)3 at 25 °C is 1.08e-33. What is the molar solubility of Nd₂(CO3)3? solubility = mol/LThe solubility product of MgF, is 10-8.2 (A) What is the solubility of Mg²* at equilibrium with MgF2? (B) If MgF2 is dissolved in a solution of 0.011-molar F¯, how much will dissolve at equilibrium?Because barium sulfate is opaque to X-rays, it is suspended in water and taken internally to make the gastrointestinal tract visible in an X-ray photograph. Although barium ion is quite toxic, barium sulfate’s Ksp of 1.1 x 10–10 gives it such low solubility that it can be safely consumed. (a) What is the molar solubility of BaSO4? (b) What is its solubility in grams per 100 g of water?