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5 Written questions

5 Matching questions

  1. In which of the following aqueous solutions would you expect AgCl to have the lowest solubility?
  2. Calculate the percent ionization of formic acid (HCO2H) in a solution that is 0.219 M in formic acid. The Ka of formic acid is 1.77 x 10^-4.
  3. Which compound listed below has the smallest molar solubility in water?
  4. Which of the following could be added to a solution of acetic acid to prepare a buffer?
  5. A solution containing which of the following pairs of substances will be a buffer solution?
  1. a AgI
  2. b sodium hydroxide
  3. c 2.84 blue. hat dog
  4. d 0.020 M BaCl2
  5. e CsF, HF

5 Multiple choice questions

  1. 0.723 O. green blue cat
  2. 4.3 x 10^-14 dog. cat fortune
  3. 9.25 egg
  4. 4.077 dog. O green green
  5. 7.5 x 10 ^ -3 green.egg tripod

5 True/False questions

  1. Calculate the pH of a solution prepared by dissolving 0.150 mol of benzoic acid HBz and 0.300 mol of sodium benzoate in water sufficient to yield 1.00 L of solution. The Ka of benzoic acid is 6.50 x 10^-5.11.14 apple apple. apple dog


  2. A solution of NaF is added dropwise to a solution that is 0.0144 M in Ba2+. When the concentration of F- exceeds ___________ M, BaF2 will precipitate. Neglect volume changes. For BaF2, Ksp = 1.7 x 10^ -6.0.8 M KI


  3. The solubility of lead (II) chloride (PbCl2) is 1.6 x 10^-2 M. What is the Ksp of PbCl2?4.3 x 10^-14 dog. cat fortune


  4. In which of the following aqueous solutions would you expect AgBr to have the lowest solubility?0.20 NaBr


  5. Of the substances below, ________ will decrease the solubility of Pb(OH)2 in a saturated solution.AgI


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