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Author Question: The possible oxidation numbers for iron are +1 and +2. Indicate whether the statement is true or ... (Read 74 times)

ishan

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on: Aug 27, 2018
The possible oxidation numbers for iron are +1 and +2.
 
  Indicate whether the statement is true or false

Question 2

The oxidation state of silicon in SiO44- is ________.
 
  A) 0
  B) +6
  C) +2
  D) +4
  E) -4

Question 3

Which statement about atmospheric pressure is false?
 
  A) As air becomes thinner, its density decreases.
  B) Air actually has weight.
  C) With an increase in altitude, atmospheric pressure increases as well.
  D) The warmer the air, the lower the atmospheric pressure.
  E) Atmospheric pressure prevents water in lakes, rivers, and oceans from boiling away.


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jrpg123456

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

FALSE

Answer to Question 2

D

Answer to Question 3

C


ishan

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Reply #2 on: Aug 27, 2018
Thanks


jrpg123456

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Reply #3 on: Aug 27, 2018
Welcome :)


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