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25 Cards in this Set
- Front
- Back
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The solubility of strontium carbonate is 0.0011 g/100 mL at 20*C. Calculate the Kv value for this compound.
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5.6x10^-4 yes |
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What is the molar solubility of AgCl in 0.10 M NaCN if the colorless complex ion Ag(CN)2 forms?
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0.050 M yes |
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What is the molar solubility of AgCl in 0.20 M NH3?
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1.1x10^-2 M no |
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Will a precipitate of magnesium fluoride form when 200 mL of 1.9x10^-3 M MgCl2 are added to 300 mL of 1.4x10^-2 M NaF?
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Yes, Q > Ksp yes |
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For PbCl2 (Ksp = 2.4x10^-4), will a precipitate of PbCl2 form when 0.10 L of 3.0x10^-2 M Pb(NO3)2 is added to 400 mL of 9x10^-2 NaCl?
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No, because Q < Ksp yes |
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Which of the following compounds is more soluble in acidic solution than in pure neutral water?
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PbCl2 no |
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The solubility product for chromium (III) fluoride is Ksp = 6.6 x 10^-11. What is the molar solubility of chromium(III) fluoride?
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1.2x10^-3 M yes |
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Calculate the solubility of Ca3(PO4)2 in a 0.083 M Ca(NO3)2 solution.
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4.8x10^-15 mol/L no |
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Calculate the molar solubility of thallium(I) chloride in 0.30 M NaCl at 25*C.
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5.7x10^-4 M yes |
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Will a precipitate of magnesium fluoride form when 300 mL of 1.1x10^-3 M MgCl2 are added to 500 mL of 1.2x10^-3 M NaF?
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No, Q < Ksp yes |
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The molar solubility of magnesium carbonate is 1.8x10^-4 mol/L. What is Ksp for this compound?
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3.2x10^-8 yes |
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Calculate the solubility of Ag2CrO4 in a 0.028 M AgNo3 solution.
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3.2x10^-10 mol/L no |
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What is the most soluble salt of the following set?
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Ba(OH)2 with Ksp = 5 x 10 ^-3 yes |
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The solubility in mol/L of M(OH)2 in 0.016 M KOH is 1x10^-5 mol/L. What is the Ksp for M(OH)2?
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2.6x10^-9 yes |
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Find the concentration of Pb2+ ions in a solution made by adding 5 g of lead (II) iodide to 500 mL of 0.150 M KI.
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6.18x10^-7 M yes |
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What is the equilibrium constant expression for the Ksp of Ca3(PO4)2?
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Ksp = [Ca2+]3[PO43-]2 yes |
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What is the molar solubility of Mg(OH)2 in a basic solution with a pH of 12?
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5.6x10^-8 M yes |
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Which of the following would decrease the Ksp for PbI2?
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None of the above, the Ksp of a compound is constant at constant temperature yes |
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What is the most soluble salt of the following set?
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AgCN with Ksp = 6x10^-17 no |
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What is the pH of 0.701 M Na2SO(aq) at 25*C?
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10.5 yes |
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The two salts AgX and AgY exhibit very similar solubilities in water. It is known that the AgX is much more soluble in acid than in AgY. What can be said about the relative strengths of the acids HX and HY?
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HX is stronger than HY no |
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A solution may contain the following ions Ag+, Cu2+, Cd2+, Mn2+, Ni2+, and Na2+. A white precipitate formed when 0.1 M NaCl was added and after this was removed the solution was treated with H2S gas under acidic conditions and no precipitate was formed. When the solution was made basic and again treated with H2S gas a dark colored precipitate formed. If no further tests were made then what conclusions can you draw?
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possible ions present; Ag+, Cu2+, Cd2+ no |
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Calculate the solubility of Cu(OH)2 in a solution buffered at pH = 7.48.
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1.8x10^-6 M yes |
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The best explanation for the dissolution of ZnS in dilute HCl is that:
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The sulfide-ion concentration is decreased by the formation of H2S yes |
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How many moles of CaF2 will dissolve in 3 L of 0.052 M NaF solution?
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4.4x10^-8 yes |
