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Author Question: The smallest physical units of a substance are A) atoms. B) elements. C) free radicals. D) ... (Read 54 times)

crazycityslicker

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on: Aug 20, 2018
The smallest physical units of a substance are
 
  A) atoms. B) elements. C) free radicals. D) molecules.

Question 2

Carbon and hydrogen are two examples of
 
  A) atoms. B) electrons. C) nuclei. D) antioxidants.


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chjcharjto14

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Reply #1 on: Aug 20, 2018
Answer to Question 1

D

Answer to Question 2

A


crazycityslicker

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Reply 2 on: Aug 20, 2018
Great answer, keep it coming :)

duy1981999

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Reply 3 on: Yesterday
Excellent

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