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the correct answer is highlighted. how do I get the answer? 35. Calculate the concentration of...
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36. Calculate the pH of a saturated aqueous solution of Co(OH)2. Ksp is 2.5 x 10-16. a. 8.60 b. 8.90 c. 9.10 d. 9.20 e. 9.40
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38. Calculate the (Ca2+] required to start the precipitation of calcium fluoride, CaF2, from a solution containing 0.0025 MF-at 25°C. Ksp for CaF2 = 3.9 x 10-11. a. 6.4 x 10-7 M b. 5.2 x 10-10 M c. 4.8 x 10-3 M d. 6.2 x 10-6 M e. 1.6 x 10-8 M
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34. Ksp for silver arsenate is 1.1 x 10-20. What is the molar solubility of AgzAsO4? a. 2.2 x 10-7 M b. 4.5 x 10-6 M . c. 6.2 x 10-8 M d. 4.1 x 10-7 M e. 1.0 x 10-10 M
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Ch. 18 Values The following values will be useful for problems in this chapter. Acid Substance or Species HF HNO2 CH3COOH HOCI HOBr HOCN HCN H2SO4 KA = 7.2 x 10-4 Ka = 4.5 x 10-4 Ka = 1.8 x 10-5 Ka = 3.5 x 10-8 = 2.5 x 10-9 K4 = 3.5 x 10-4 Ka = 4.0 x 10-10 Kai = very large Kq2 = 1.2...
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Equilibrium Constants The following equilibrium constants will be useful for some of the problems. Substance H2CO3 Substance HCOH HNO2 НОСІ (COOH)2 Constant K = 1.8 x 10-4 Ka = 4.5 x 10-4 KA = 3.5 x 10-8 K = 7.2 x 10-4 KA = 4.0 x 10-10 Ki = very large K = 1.2 x 10-2 Ka=2.5 x 10-9 Constant Ki = 4.2 x...
Calculate the solubility product constant, Ksp, for Chromium(III) Hydroxide (Cr(OH)3) which has a solubility of 1.27 x 10-6g/L. 7.0 x 10-23 6.3x10-31 1.87 x 10-24 2.31 x 10-32 3.6 x 10-31 How is the molar solubility (s) of Tin(II) hydroxide related to Ksp? s = (Ksp) 1/2 s-(Ksp/4)1/3 s = (Ksp/108)1/5 s = (Ksp/9)1/3 s = (Ksp/27)1/4 Calculate the concentration of OH ions in a saturated solution of Manganese (1) hydroxide, Mn(OH)2 Ksp for Mn(OH)2 = 4.6 x 10-14 (Report...
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1. Which of the following solubility product expressions is incorrect? d. Aul, K, = [AT][I-] 2. At 25°C, 1.4x 10-mole of Cd(OH) dissolves to give 1.0 liter of saturated aqueous solution. What is the solubility product for Cd(OH)2? a. 1.7 x 10- b. 2.9 x 10 C. 1.1 x 10-4 d. 5.8 x 10-1 e. 4.1 x 10-2 3. IfX the molar solubility (mol/L) of Ni(OH)a, which of the following represents the...
1. The concentration of Ag+ ion is a saturated aqueous solution of Ag2CrO4 was found potentiometrically equal to 1.56 x 10-4 M. Calculate the solubility in grams per liter and its solubility product. 2. The solubility product of a compound with a general formula M2X was found equal to 3.58 x 10-13 on the basis of solubility measurements and on the assumption that the ions formed are M7 and X-2. A more careful determination of the ionic species determined that...
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Ch. 18 Values The following values will be useful for problems in this chapter. Acid Substance or Species K HF HNO2 CH3COOH HOCI HOB HOCN HCN H2SO4 Kn = 7.2 x 10-4 = 4.5 x 10-4 Ka = 1.8 x 10-5 K = 3.5 x 10-8 Ka = 2.5 x 10-9 K = 3.5 x 104 Ka = 4.0 x 10-10 Kai =...
What is the molar solubility of manganese sulfide? M What is the concentration of manganese ions in a saturated solution of manganese sulfide? M Manganese Mn(OH)2 1.9 x 10-13 MnCO3 8.8 x 10-11 MnS 5.6 x 10-16