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Author Question: Radioisotopes have been used as tracers in a variety of applications because A) radioactive ... (Read 16 times)

Coya19@aol.com

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on: Aug 27, 2018
Radioisotopes have been used as tracers in a variety of applications because
 
  A) radioactive isotopes of an element have the same chemical properties as nonradioactive isotopes.
  B) it is easy to follow the movement of a radioactive isotope.
  C) the decay products are easily detected.
  D) All of the above are true.

Question 2

The brown pigment in hair is called
 
  A) eumelanin.
  B) phaeomelanin.
  C) chlorophyll.
  D) -carotene.


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DHRUVSHAH

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

D

Answer to Question 2

A


Coya19@aol.com

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Reply 2 on: Aug 27, 2018
Thanks for the timely response, appreciate it

ttt030911

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Reply 3 on: Yesterday
Excellent

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