Author Question: Which of the following leads to the formation of a precipitate? a. Q = Ksp b. Q < Ksp ... (Read 38 times)

madam-professor

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Which of the following leads to the formation of a precipitate?
   
  a.
  Q = Ksp
   
  b.
  Q < Ksp
   
  c.
  Q > Ksp
   
  d.
  Q = 1
   
  e.
  K = 1

Question 2

Which, if any of the following mixtures will result in a precipitate. You might need to know that the
  Ksp for AgCN is 2.2 x 10-16 and that for PbI2 is 7.9 x 10-9.
  I. a mixture that is 1.2 x 10-6 M AgNO3 and 2.4 x 10-10 M NaCN
  II. a mixture that is 2.3 x 10-4 M Pb(ClO4)2 and 4.6 x 10-3 M KI
   
  a.
  both will produce precipitates
   
  b.
  Neither will produce precipitates
   
  c.
  I will precipitate but II will not precipitate
   
  d.
  II will precipitate but I will not precipitate
   
  e.
  More information is required to come to a conclusion.



jazzlynnnnn

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Answer to Question 1

c

Answer to Question 2

c



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