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Author Question: What is the last step in a thin-layer chromatographic analysis? a. Visualization b. Spotting the ... (Read 32 times)

Melani1276

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on: Aug 17, 2018
What is the last step in a thin-layer chromatographic analysis?
 
  a. Visualization
  b. Spotting the unknown
  c. Spotting a standard
  d. Developing the plate in an enclosed tank

Question 2

What is the most satisfactory way of simultaneously separating and tentatively identifying drugs?
 
  a. Ultraviolet spectrophotometry
  b. Infrared spectrophotometry
  c. Emission spectroscopy
  d. Chromatography


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Swizqar

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Reply #1 on: Aug 17, 2018
Answer to Question 1

Answer: a

Answer to Question 2

Answer: d


Melani1276

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Reply 2 on: Aug 17, 2018
Gracias!

helenmarkerine

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Reply 3 on: Yesterday
:D TYSM

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