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5 Written questions

5 Matching questions

  1. 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.
  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?
  3. In which aqueous solution is PbI2 least soluble?
  4. A solution containing which of the following pairs of substances will be a buffer solution?
  5. Of the substances below, ________ will decrease the solubility of Pb(OH)2 in a saturated solution.
  1. a 1.1 x 10^-2 apple. apple toodles
  2. b CsF, HF
  3. c 0.8 M KI
  4. d 4.3 x 10^-14 dog. cat fortune
  5. e Pb(NO3)2

5 Multiple choice questions

  1. 7.5 x 10 ^ -3 green.egg tripod
  2. 0.723 O. green blue cat
  3. 4.488 dog. dog hat hat
  4. AgI
  5. .020 M BaCl2 (2nd)

5 True/False questions

  1. 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

          

  2. In which of the following aqueous solutions would you expect AgBr to have the lowest solubility?0.020 M BaCl2

          

  3. 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.)11.14 apple apple. apple dog

          

  4. 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

          

  5. 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 ______________.3.487 cat. dog hat green