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

Author Question: Some soil colloids exhibit positive charges under highly acid conditions. To what are these charges ... (Read 62 times)

yoroshambo

  • Hero Member
  • *****
  • Posts: 566
on: Jul 22, 2018
Some soil colloids exhibit positive charges under highly acid conditions. To what are these charges likely due?
 
  A) protonation of some hydroxy groups by excess H+ ions
  B) substitution of lower valent atoms for higher valent atoms in the octahedral sheet
  C) the adsorption of Al3+ ions on the colloid
  D) increase in the level of H+ ions on the exchange complex
  E) the release of some OH- ions leaving an unsatisfied positive charge on the colloid

Question 2

The amount of both P and K fertilizer applied to U.S. farmland has increased dramatically since 1980 as American farmers attempt to maximize profits and meet record demands for food.
 
  Indicate whether the statement is true or false
The Nature and Properties of Soils ¦ Weil, Well, Brady ¦ 15th Edition
Buy Test-Bank


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

ashely1112

  • Sr. Member
  • ****
  • Posts: 347
Reply #1 on: Jul 22, 2018
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 50% of students answer this correctly


yoroshambo

  • Member
  • Posts: 566
Reply 2 on: Jul 22, 2018
YES! Correct, THANKS for helping me on my review

frankwu0507

  • Member
  • Posts: 322
Reply 3 on: Yesterday
Great answer, keep it coming :)

« previous next »
 

Did you know?

One way to reduce acid reflux is to lose two or three pounds. Most people lose weight in the belly area first when they increase exercise, meaning that heartburn can be reduced quickly by this method.

Did you know?

Acute bronchitis is an inflammation of the breathing tubes (bronchi), which causes increased mucus production and other changes. It is usually caused by bacteria or viruses, can be serious in people who have pulmonary or cardiac diseases, and can lead to pneumonia.

Did you know?

Women are two-thirds more likely than men to develop irritable bowel syndrome. This may be attributable to hormonal changes related to their menstrual cycles.

Did you know?

In inpatient settings, adverse drug events account for an estimated one in three of all hospital adverse events. They affect approximately 2 million hospital stays every year, and prolong hospital stays by between one and five days.

Did you know?

Certain topical medications such as clotrimazole and betamethasone are not approved for use in children younger than 12 years of age. They must be used very cautiously, as directed by a doctor, to treat any child. Children have a much greater response to topical steroid medications.

The movement of air and water in sandy soil. The movement of air and water in sandy soil.
Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation. Large-scale impacts of the (a) positive, and (b) negative phases of the North Atlantic Oscillation.
Acid–base imbalances Acid–base imbalances
On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb On November 11, 1887, four anarchists were hanged in Chicago on charges that they had thrown a bomb
Fate of the Amino acid carbon skeletons Fate of the Amino acid carbon skeletons
Soil is a crucial part of the nitrogen cycle Soil is a crucial part of the nitrogen cycle
Video: Insulin (glucose uptake by body cells), glycogenesis and lipogenesis

For a complete list of videos, visit our video library