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5 Written questions

5 Matching questions

  1. 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. In which of the following aqueous solutions would you expect AgCl to have the lowest solubility?
  3. In which of the following aqueous solutions would you expect AgBr to have the lowest solubility?
  4. 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.
  5. A solution containing which of the following pairs of substances will be a buffer solution?
  1. a 4.488 dog. dog hat hat
  2. b 0.723 O. green blue cat
  3. c 0.020 M BaCl2
  4. d CsF, HF
  5. e 0.20 NaBr

5 Multiple choice questions

  1. 11.14 apple apple. apple dog
  2. 0.8 M KI
  3. 4.3 x 10^-14 dog. cat fortune
  4. 2.84 blue. hat dog
  5. 2.83 blue.hat cat

5 True/False questions

  1. The pH of a solution that contains 0.818 M acetic acid (Ka = 1.76 x 10 ^ -5) and 0.172 M sodium acetate is ______________.4.077 dog. O green green

          

  2. The solubility of lead (II) chloride (PbCl2) is 1.6 x 10^-2 M. What is the Ksp of PbCl2?1.6 x 10^-5 apple .flower quint

          

  3. In which of the following aqueous solutions would you expect PbCl2 to have the lowest solubility?.020 M BaCl2 (2nd)

          

  4. The Kb of ammonia is 1.77 x 10^-5. The pH of a buffer prepared by combining 50.0 mL of 1.00 M ammonia and 50.0 mL of 1.00 M ammonium nitrate is _________________.9.25 Igloo.blue egg

          

  5. Which compound listed below has the smallest molar solubility in water?AgI

          

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