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5 Written questions

5 Matching questions

  1. In which of the following aqueous solutions would you expect PbCl2 to have the lowest solubility?
  2. In which of the following aqueous solutions would you expect AgBr to have the lowest solubility?
  3. Which of the following could be added to a solution of acetic acid to prepare a buffer?
  4. The pH of a solution prepared by dissolving 0.350 mol of solid methylamine hydrochloride (CH3NH3Cl) in 1.00 L of 1.10 M methylamine (CH3NH2) is ________. The Kb for methylamine is 4.40 x 10 ^-4. (Assume the final volume is 1.00L.)
  5. What is the molar solubility of barium fluoride (BaF2) in water? The solubility-product constant for BaF2 is 1.7 x 10^-6 at 25C.
  1. a 11.14 apple apple. apple dog
  2. b .020 M BaCl2 (2nd)
  3. c 0.20 NaBr
  4. d sodium hydroxide
  5. e 7.5 x 10 ^ -3 green.egg tripod

5 Multiple choice questions

  1. CsF, HF
  2. 0.020 M BaCl2
  3. 4.077 dog. O green green
  4. 9.25 Igloo.blue egg
  5. 1.6 x 10^-5 apple .flower quint

5 True/False questions

  1. Of the substances below, ________ will decrease the solubility of Pb(OH)2 in a saturated solution.Pb(NO3)2

          

  2. The solubility of manganese (II) hydroxide (Mn(OH)2) is 2.2 x 10 ^ -5 M. What is the Ksp of Mn(OH)2?1.6 x 10^-5 apple .flower quint

          

  3. A 25.0-ml sample of 0.150 M butanoic acid is titrated with a 0.150 M NaOH solution. What is the pH before any base is added? The Ka of butanoic acid is 1.5 x 10 ^-5.0.723 O. green blue cat

          

  4. A 25 mL sample of 0.723 M HClO4 is titrated with a 0.273 M KOH solution. What is the [H+] (molarity) before any base is added?2.83 blue.hat cat

          

  5. Which compound listed below has the smallest molar solubility in water?0.8 M KI

          

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