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Author Question: The most abundant element in the earth's crust is A) silicon. B) iron. C) oxygen. D) ... (Read 32 times)

Mr3Hunna

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on: Aug 27, 2018
The most abundant element in the earth's crust is
 
  A) silicon.
  B) iron.
  C) oxygen.
  D) sodium.

Question 2

In which of the following is the reactant undergoing reduction? (Note: These reactions are not complete chemical equations.)
 
  A) C2H4O  C2H4O2
  B) C2H4O  C2H6O
  C) CO  CO2
  D) CH4  C


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JCABRERA33

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

C

Answer to Question 2

B


Mr3Hunna

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Reply 2 on: Aug 27, 2018
YES! Correct, THANKS for helping me on my review

sultansheikh

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Reply 3 on: Yesterday
Wow, this really help

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