Does any solid Cu(OH)2 form when 0.075 g of KOH is dissolved in 1.0 L of 1.0×10-3 M Cu(NO3)2? (The Ksp of Cu(OH)2 is 2.2 x 10-20) (show work)?
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Q: 2. What concentration of OH is required to begin the precipitation of Cu(OH)2 from a solution…
A: Given, Concentration of Cu2+ = [Cu2+] = 0.10 M Ksp for Cu(OH)2 = 2.2 × 10-20 Concentration of OH- =…
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Q: Ksp of AgCl = 1.8 x 10^-10, how much volume of water would it take to dissolve 0.019g?
A: given - Ksp of AgCl = 1.8 x 10^-10 mass of AgCl = 0.019g volume = ?
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- How many grams of Ca3(P04)2 will dissolve in a) 2.0 L of pure water? b) 500 mL of 1.0M Ca(NO3)2? Ksp for Ca3(PO4)2 = 2.0 x 10-291,5419 g of magnetite (Fe3O4) ore; Fe+2 and Fe + 3 in concentrated HCL to form a mixtureit's unraveling. Adding HNO3 to all Fe +2s Fe +3 e and Fe+3 s NH, addingwith Fe(OH)3, precipitating into. Sediment in the form of Fe3O4 after necessary operationsand 0.8525 g. Calculate the percentage of Fe3O4 in the sample.4. A 0.1036-g sample containing only BaCl, and NaCl is dissolved in 50 mL of distilled water. Titrating with 0.07916 M AgNO3 requires 19.46 mL to reach the Fajans endpoint. Report the % (w/w) BaCl2 in the sample. [Ans. 29.86 % (w/w)]
- 12. The solubility-product constant for K2PDC16 is 6.0 x 10-6 (K2PDCI6 2 2K* + PdCI?-). What is the K* concentration of a solution prepared by mixing 50.0 mL of 0.200 M KCl with 50.0 mL of a. 0.0500 M PdCI?-? b. 0.100 M PdCI?¯? c. 0.200 M PdCI?¯?I got 0.626. That was incorrect. How much potassium oxalate can be added to 156.0 mL of 0.5 M [Cu(NH3)4]Cl2 before a precipitate of CuC2O4 begins to form? Ksp(CuC2O4)=2.9x10-8 and Kf(Cu(NH3)42+)=1.1x1012 Include 3 significant figuresA 0.1036-g sample containing only BaCl2 and NaCl is dissolved in 50 mL of distilled water. Titrating with 0.07916 M AgNO3 requires 19.46 mL to reach the Fajans endpoint. Report the % (w/w) BaCl2 in the sample. [Ans. 29.86 % (w /w)]
- 112. Solutions of sodium thiosulfate are used to dissolve unexposed AgBr (Kp and-white film. What mass of AgBr can dissolve in 1.00 L of 0.500 M Na,S,O;? Ag* reacts with S,O,- to form a complex ion: = 5.0 × 10-13) in the developing process for black- Ag*(aq) + 2S,O;²-(aq) = Ag(S,O;),-(aq) K = 2.9 X 1013How many mg of Ag2SO4 is soluble in 0.3 m, 500 mL solution of Al2(SO4)3? Compare this solubility with the solubility in pure water and 0.1 M AL2(SO4)3 solution. (Ksp= 1.10-5)2. What concentration of OH is required to begin the precipitation of Cu(OH)2 from a solution containing 0.10 M Cu²+? Ksp for Cu(OH)2 = 2.2 x 10-20. a) 0.20 M b) 1.1 x 10-20 c) 4.7 x 10-10 d) 6.0 x 10-7 e) None of the above JAGill Dl Cl proginitato form?
- A 0.64 g sample containing KCl ( mw = 74.6 ) is dissolved in 50mL of water and titrated to the Ag2CrO4 end point, requiring 26.2 mL of 0.15 M AgNO3 .The %w/w KCl in the sample is ?Fertilizer sample 1.150 g containing SO4 -2 ion is dissolved in 500ml dist. Water. 100ml of the solution was precipitated with BaCl2 solution as BaSO4 weighing 0.436 g. % mass of SO42- = ?+ H (a) CuCN (b) CaCO3 (c) Ag₂CO3 (d) PbBr₂ (e) Y(OH)3 Periodic Table B W Chapter... Supporting Materials Additional Materiala [Ca²+] = 5.2 x 104 M, [CO32- ] = 6.5x 10-6 M * G Please use the values in the resources listed below instead of the textbook values. The following concentrations are found in mixtures of ions in equilibrium with slightly soluble solids. From the concentrations given, calculate Ksp for each of the slightly soluble solids indicated. [Cu] = 1.9x10-10 M, [CN] = 1.9x10-¹0 M [Ag+] = 1.8x10-5 M, [CO32] = 2.7x10-² M [Pb²+] = 1.2x 10-2 M, [Br] = 2.4x10-2 M [Y³+] = 3.5x 10-16 M, [OH-] = 6.6x 10-³ M Constants and Factors №. webassign.net ● F 893 Supplemental Data L C C a Ⓒ + D r