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Author Question: How does humus contribute to the acidity of soil? A) The humus contains a large proportion of ... (Read 82 times)

kfurse

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on: Aug 27, 2018
How does humus contribute to the acidity of soil?
 
  A) The humus contains a large proportion of amino acids that get released into the soil.
  B) The humus binds with hydroxide ions, which has the effect of increasing the hydronium ion concentration.
  C) In decomposing, the humus releases carbon dioxide which reacts with moisture to form carbonic acid.
  D) Humus contains many alkaloids that cause the pH of the soil to rise.

Question 2

Which of the following elements is a halogen?
 
  A) argon (Ar)
  B) lead (Pb)
  C) chlorine (Cl)
  D) indium (In)
  E) lithium (Li)


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amcvicar

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

C

Answer to Question 2

C


kfurse

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Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


amcvicar

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Reply #3 on: Aug 27, 2018
Great! Please up vote :D


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