Calculate the sulfur concentration required to precipitate Cu^+2,Hg^+2 and As^+3 ions as their sulphides at 0.1 M concentrations. Specify the order of precipitation of these ions when in equal concentrations (0.1 M).
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- Calculate the solubility at 25 C of AgCl in pure water and in a 0.0070 M AgNO3 solution. Ksp= 1.77 x 10^-10 AgClDetermine the molar solubility for barium fluoride (BaF2). Ksp = 1.8 x 10-7 Please explain so I can understand why- thank you!Choose the correct solubility constant expression for iron(II) hydroxide in water: Ksp = [Fe2+][OH−]2/[Fe(OH)2] Ksp = [Fe2+][OH−]/[Fe(OH)2] Ksp = [Fe2+][OH−]2 Ksp = [Fe2+][OH−]
- Which of the following conditions would lead to an increase in the relative supersaturation of a solution during precipitation gravimetry? a. decrease in temperature b. slow addition of precipitating agent c. precipitation from a hot solution d. vigorous stirringCalculate the molar solubility and solubility in g/L of gold(III) chloride (AuCl3, 303.33 g/mol) inpure water. Ksp = 3.2 x 10-25How selective precipitation and simultaneous equilibria are used to separate ions
- Calculate the molar solubility and solubility in g/L of lithium fluoride (LiF, 25.939 g/mol) in pure water. Ksp = 1.7 x 10-3 Calculate the molar solubility and solubility in g/L of gold(III) chloride (AuCl3, 303.33 g/mol) in pure water. Ksp = 3.2 x 10-25 Calculate the molar solubility and solubility in g/L of gold(III) chloride in a solution that is 0.010 M in MgCl2. Ksp = 3.2 x 10-25Determine the molar solubility (moles/L) of Ni(OH)2. Ksp = 2.0 x 10-15 Express the answer to 3 sig. figs.the molar solubility for Fe(oh)3 in an aqueous solution was determined to be 4.0x10^-3 what is the value of ksp?
- Explain the difference between 'stoichiometric (equivalence) point' and 'end point' in the context of a titration.A solution is prepared by combining 20.00ml of 0.150 molar Ba2+ and 25.00ml of 0.125 molar Cl- Using concentrations and volumes above, determine if a precipitate will form when these solutions are mixed at 25C. Provide a calculation to support your answer, keep in mind the system is not at standard state. Ba2+ (aq) -560.77 kJ/mol Delta Gfo Cl- (aq) -131.228 kJ/mol Delta Gfo BaCl2 -1296.32 kJ/mol Delta GfoWhat is the molar solubility of cadmium hydroxide, Cd(OH)2 (Ksp = 2.5 x 10-14)?