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March 28, 2017

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In TLC, why do you spot multiple times? Select one or more correct answers.
A. To fill the capillary almost instantly by capillary action.
B. So the developing chamber solvent does not evaporate.
C. The higher compound concentration facilitates visualization.
D. To acheive a high concentration of sample in a small spot.

  • chemistry - ,

    Isn't D the choice? Are capillaries involved in TLC? Then A can't be right.

  • chemistry - ,

    There is more than one answer for this problem.

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