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Iodine
Describe the change in solubility of I2 in terms of the change in intermolecular forces.
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Chemistry
- In a solution with carbon tetrachloride as the solvent, the compound VCl4. undergoes dimerization: 2VCl4V2Cl8 When 6.6834 g VCl4. is dissolved in 100.0 g carbon tetrachloride, the freezing point is lowered by 5.97C. Calculate the value of the equilibrium constant for the dimerization of VCl4 at this temperature. (The density of the equilibrium mixture is 1.696 g/cm3, and Kf = 29.8C kg/mol for CCl4.)arrow_forwardThe solubility of lanthanum(III) iodate, La(IO3)3 (MM: 663.61 g/mol), in water at 20 °C is 0.04575 g/L. The Ksp for lanthanum(III) iodate is 6.099×10^-16. a) What is the molar solubility of lanthanum(III) iodate in a 0.0603 M solution of NaIO3?arrow_forwardYou have a solution of 0.0010 M AgNO3 (silver nitrate; nitrate salts are very soluble in water). To this you add AgBr. What is the molar solubility of AgBr in the solution? The Ksp for silver bromide (AgBr) in water is 5.35 x 10-13 at 25 °C.arrow_forward
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- The solubility of silver phosphate, Ag3PO4 at 25°C is 1.61 x 10-5 mol/L. Determine the concentration of the Ag+ ion in a saturated solution.arrow_forwardThe molar solubility of Fe(OH)2 at 25 °C is 1.6×10−5. What is Ksp for Fe(OH)2? 1.0×10−9 1.6×10−2 1.6×10−14 4.1×10−15arrow_forwardAt 25 °C, for Lead (II) sulphate (PbSO4), Ksp = 2.53×10-8 and for Barium sulphate (BaSO4) Ksp = 1.08×10-10. Suppose that Na2SO4 is added gradually to 500 mL of a solution that contains both Pb2+ ion and Ba2+ ion. (i) What will the Ba2+ concentration be (in mol/l) when Pb just begins to precipitate if the initial solution contains 0.40 M Pb2+ and 0.52 M Ba2+? (ii) What percentage of the strontium ion has precipitated when PbSO4 just begins to precipitate if the initial solution contains 0.28 M Pb2+ and 0.32 M Ba2+?arrow_forward
- The molar solubility of the metal hydroxide (M(OH)2) in water is: M(OH)2 = M2+ + 20H Ksp = 5.02 x 1o-6 1.00 x 10-5 M O 4.31 x 10-6 M 3.30 x 10-6 M O 3.60 x 10-2 M O 1.10 x 10-2 Marrow_forwardThe solubility of manganese (II) hydroxide (Mn(OH)2) is 2.2 x 10-5 M. What is the Ksp of Mn(OH)2?arrow_forwardLead(II) iodide is a poorly water soluble solid compound. Its Ksp is 1.4 x 10* (at 25°C). What is the solubility of lead(1I) iodide in water at 25°C ? (in units of molarity) Write the Køp expression first. Lead(II) iodide is Pblz. The molar mass of lead(1I) iodide is 461 g/mol. How much lead(II) iodide, in grams, will dissolve in 100 mL of water at 25°C? (this is the nominal solubility of lead(II) iodide)arrow_forward
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