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Home Q & A Board Science-Related Homework Help Chemistry (Moderator: Laser_3)
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chelseypowers chelseypowers
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6 years ago

A student is following a reaction (the conversion of compound A to Compound B) by TLC.
  Aliquots of the reaction mixture are taken and analyzed at time = 0, 10, 20, and 30 min. The
  TLC plate, developed in 90 hexanes10 ethyl acetate, is shown below.
  (a) Which is the more polar compound, A or B?
  (b) Is the reaction complete at 10 min? 20 min? 30 min?
  (c) How can the identity of Compound B be verified by TLC?


 
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#1
6 years ago

(a) Compound B is the more polar compound.
(b) At 10 and 20 min, the reaction is not complete. At 30 min, it is complete.
(c) The student should obtain a standard sample of Compound B and run it on the same TLC
plate as the reaction mixture.

chelseypowers Author
wrote...
#2
6 years ago
TY
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