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Author Question: Which of the following statements about extraction of molecules by using ethanol and supercritical ... (Read 14 times)

robinn137

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on: Aug 27, 2018
Which of the following statements about extraction of molecules by using ethanol and supercritical carbon dioxide is most correct?
 
  A) Nonpolar molecules can be extracted by using ethanol.
  B) Polar molecules can be extracted by using supercritical carbon dioxide.
  C) Polar molecules are best extracted by using ethanol.
  D) Polar molecules cannot be extracted by either ethanol or supercritical carbon dioxide.

Question 2

Comment on three peacetime uses of nuclear energy.
 
  What will be an ideal response?


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Qarqy

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Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

Nuclear power plants are used to generate electricity. Medical uses include diagnostic tests, imaging and radiation of tumors and cancer cells. Radioisotopes are used as tracers in biological experiments. Food can be irradiated to kill microorganisms.


robinn137

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Reply 2 on: Aug 27, 2018
:D TYSM

aruss1303

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Reply 3 on: Yesterday
Great answer, keep it coming :)

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