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Q-20
4.
a)   For Part II, what color was the CH2Cl2 after Br2 was added to 0.10 M KCl? 
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Explain your observations including the appropriate half reactions.  
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b)   For Part II, what color was the CH2Cl2 after Br2 was added to 0.10 M KI? 
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Explain your observations including the appropriate half reactions.  
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5.
a)   What would you expect to happen if Ag metal is mixed with Br
2(aq)
in a test tube?
Explain why.  
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b)   
If you add CH2Cl2 to this test tube (from 5a), what color would you expect the CH2Cl2
layer to be?  Explain why, including the appropriate half reactions.  
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ASSESSMENT
Performance
  (1.0 mark):
Observations Sheet
    (1.0 marks):
Laboratory Quiz
   (8.0 marks):
Deductions 
(if any):
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