CHECK THE CALCULATION, DEBYE HUCKEL LAW IS USED IN PART 2 FOR ACTIVITY COEFFICIENT EXPRESSION.
(b) Given that the solubility product Ksp of barium sulphate (BaSO4) is 1.1 x10-10 (mol kg-1)2, c...
A) 10x10 mol/L of BaCl2 are added to a saturated BaSO4 solution. Given that the solubility product constant of barium sulfate is 1.2x10-10 find the equilibrium concentrations of Ba2+ and SO42- ions after the addition of BaCl2. B) The pH of an originally acidic solution containing 10-3 CaCl2 and 10-1 M oxalic acid (H2C204) is raised slowly. At what pH value will calcium oxalate (CaC204) first precipitate? ( Assume that CaCl2 completely dissociates into its constituent ions) Ksp (Ca C204)...
1. Silver chloride, AgCl, has a solubility product constant, Ksp = 1.8 x10-10 at 25°C. What is its solubility in pure water? 2. Silver chloride, AgCl, has a solubility product constant, Ksp = 1.8 x 10-10 at 25° C. What is its solubility in the presence of 0.10 molar sodium chloride?
Solubility Product Constants (Ksp at 25 °C) Type Formula Кsp Bromides PbBr2 6.3 x 10-6 AgBr 3.3 * 10-13 Carbonates BaCO3 8.1 x 10-9 CaCO3 3.8 x 10-9 COCO3 8.0 × 10-13 CuCO3 2.5 10-10 FeCO3 3.5 x 10-11 PbCO3 1.5 10-13 MgCO3 4.0 x 10-5 MnCO3 1.8 10-11 NiCO3 6.6 x 10-9 Ag2CO3 8.1 x 10-12 ZnCO3 1.5 x 10-11 Chlorides PbCl2 1.7 x 10-5 AgC1 1.8 10-10 Chromates BaCrO4 2.0 x 10-10 CaCrO4 7.1 x 10-4 PbCr04 1.8...
#5 Write the solubility product expression for PbCl2. Using the concentration for the Pb+2 and Cl- ions, solve for your experimental Ksp. #6 Using your book, find the theoretical Ksp for PbCl2 to determine your percent error A Solubility Product Constant Introduction: Many substances are very soluble in water. However, in this experiment you will be concerned with substances that are insoluble or only slightly soluble. Dynamic equilibrium is established when an excess of a slightly soluble substance is placed...
34. Chromium(III) hydroxide has Ksp 1.6 x 10-30. What is the molar solubility of Cr(OH)3 in a solution whose pH is maintained at 6.00? (A) 1.6 x 10-12 mol L-1 (C) 3.6 х 10-8 mol L-1 (B) 1.6 x 10- mol L-1 (D) 1.6 x 106 mol L-1 35. At 400 K, this reaction has Kp- 8.2 x 10. SO3(g)SO2(g)/ 02(g) What is Kp at 400 K for the following reaction? 2 SO3(g) 2 SO2(g) + O2(g) (B) 8.2 x...
4.30. Using solubility rules, predict the solubility in water of the following ionic compounds. a. AI(OH) b. CaN C. NH4CI d. KOH 4.32. Using solubility rules, decide whether the following ionic solids are soluble or insoluble in water. If they are soluble, write the chemical equation for dissolving in water and indicate what ions you would expect to be present in solution. (NE SO b. BaCO c. Pb(NOs)2 d. Ca(OH) 4.34. Write net ionic equations for the following molecular equations....
a) 4.9 x 10'M b)24x10 M c)5.8x 1010 M )1.2 x 10 M 19. Which one of the following compounds will have the lowest molar solubility in pur water? b) CuS, Ksp 1.27x103 d) ZnS, Ksp = 1.6 x 10-24 a) PbS, Ksp 9.04 x 102 e) Al(OH)s, Ksp 3 x 1034 What is the molar solubility, i.e. [Fe , in a saturated aqueous solution of 20. Fe(OH)20) Fe(OH(s)Fe2+(aa) + 201H (ag), Ksp 4.87 x 101" a) 2.44 x 1017...
1 & 6-10 6. When sodium metal is dropped into liquid water, the mixture releases gaseous hydrogen leaving behind a colorless solution of sodium hydroxide, Balance the equation that represents this reaction 2: Liquid butane is often used as a fuel in cigarette ligthers. When the pressure is released, butane evaporates and can burn with oxygen. Balance the following skeletal equation for the reaction of butane with oxygen gas et +O CO HO 3 Balance the following equation; Zn HNO...
1. A solution contains 8.68×10-3 M sodium hydroxide and 6.04×10-3 M ammonium sulfide. Solid manganese(II) nitrate is added slowly to this mixture. A. What is the formula of the substance that precipitates first? formula = B. What is the concentration of manganese(II) ion when this precipitation first begins? [Mn2+] = M 2. A solution contains 5.04×10-3 M magnesium nitrate and 1.31×10-2 M nickel(II) acetate. Solid sodium hydroxide is added slowly to this mixture. A. What is the formula of...
Prelab Activity: Electrochemical Cells To determine the solubility product of copper(II) carbonate, CuCO3 , a concentration cell as described on pages 71-72 of the lab handout is constructed. The temperature of the Galvanic cell is measured to be 22.5°C, and the cell potential 282 mV (0.282 V). Using this data and Equation 8 in the lab manual, calculate the Ksp for CuCO3 and report your answer with three significant digits. For the Galvanic cell you will construct in PART B,...