This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: How does humus contribute to the acidity of soil? A) The humus contains a large proportion of ... (Read 94 times)

kfurse

  • Hero Member
  • *****
  • Posts: 590
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)


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

amcvicar

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Aug 27, 2018
Answer to Question 1

C

Answer to Question 2

C


kfurse

  • Hero Member
  • *****
  • Posts: 590
Reply #2 on: Aug 27, 2018
Both answers were spot on, thank you once again


amcvicar

  • Sr. Member
  • ****
  • Posts: 341
Reply #3 on: Aug 27, 2018
Great! Please up vote :D


« previous next »
 

Did you know?

There are more nerve cells in one human brain than there are stars in the Milky Way.

Did you know?

The human body's pharmacokinetics are quite varied. Our hair holds onto drugs longer than our urine, blood, or saliva. For example, alcohol can be detected in the hair for up to 90 days after it was consumed. The same is true for marijuana, cocaine, ecstasy, heroin, methamphetamine, and nicotine.

Did you know?

Nitroglycerin is used to alleviate various heart-related conditions, and it is also the chief component of dynamite (but mixed in a solid clay base to stabilize it).

Did you know?

About 80% of major fungal systemic infections are due to Candida albicans. Another form, Candida peritonitis, occurs most often in postoperative patients. A rare disease, Candida meningitis, may follow leukemia, kidney transplant, other immunosuppressed factors, or when suffering from Candida septicemia.

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Lestidae is a rather small family of cosmopolitan, large-sized, slender damselflies. They are of the Lestidae is a rather small family of cosmopolitan, large-sized, slender damselflies. They are of the
Soil pH Soil pH
Large areas of permafrost are melting Large areas of permafrost are melting
Carbon is constantly exchanged between large reservoirs in the lithosphere Carbon is constantly exchanged between large reservoirs in the lithosphere
Soil Horizons Soil Horizons
Tropical rain forest soil profile Tropical rain forest soil profile
Video: Introduction to Human Immunodeficiency Virus (HIV)

For a complete list of videos, visit our video library