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Author Question: Nitrogen fixation is a difficult process because ________. A) there is so little nitrogen in the ... (Read 224 times)

jCorn1234

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on: Aug 27, 2018
Nitrogen fixation is a difficult process because ________.
 
  A) there is so little nitrogen in the atmosphere
  B) nitrogen exists in the atmosphere primarily as its oxides which are very unreactive
  C) nitrogen is very unreactive, largely due to its triple bond
  D) of the extreme toxicity of nitrogen
  E) of the high polarity of nitrogen molecules preventing them from dissolving in biological fluids, such as those inside cells

Question 2

A compound contains 40.0 C, 6.71 H, and 53.29 O by mass. The molecular weight of the compound is 60.05 amu. The molecular formula of this compound is ________.
 
  A) C2H4O2
  B) CH2O
  C) C2H3O4
  D) C2H2O4
  E) CHO2


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Ksh22

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

C

Answer to Question 2

A


jCorn1234

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Reply 2 on: Aug 27, 2018
Excellent

frankwu0507

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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