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SWS3022 Exam 3 Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed $9.99
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SWS3022 Exam 3 Questions & 100% Correct Answers- Latest Test | Graded A+ | Passed
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Be able to define an acid. -:- Any substance that increases the hydrogen ion concentration in a solution. Know the two ions considered acids in soils. -:- Hydrogen (H+) and Aluminum (Al3+). Understand how aluminum contributes to soil acidity -:- Hydrolosis. Al(H2O)6 3+ = Al(H2O)5(OH) 2+ an...

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  • September 4, 2024
  • 10
  • 2024/2025
  • Exam (elaborations)
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  • sws3022 exam 3 questions 100 correct answers
  • be able to define an acid any substance tha

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2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!




SWS3022 Exam 3 Questions & 100% Correct
Answers- Latest Test | Graded A+ | Passed
Be able to define an acid.


✓ -:- Any substance that increases the hydrogen ion concentration in a solution.




Know the two ions considered acids in soils.


✓ -:- Hydrogen (H+) and Aluminum (Al3+).




Understand how aluminum contributes to soil acidity


✓ -:- Hydrolosis.

Al(H2O)6 3+ = Al(H2O)5(OH) 2+ and H+




Understand the two basic types of soil acidity discussed in class.


✓ -:- Active and exchangeable acidity.




Know the relationship between pH and H+ concentration in solution.




1|Page | Grade A+| 2024/2025

, 2024 /2025 | © copyright | This work may not be copied for profit gain | Excel!




✓ -:- High pH = low H+ concentration

Low pH = high H+ concentration




Understand the meaning of % base saturation with respect to soil acidity.


✓ -:- an expression of the relative amounts of non-acidic cations to acid cations on

the exchange sites. (exchangeable bases/CEC).




Understand why many Florida soils tend to be acidic.


✓ -:- Due to low base saturation and the weathering of soils which releases Al3+.




Be able to define a base.


✓ -:- Any substance that decreases the hydrogen ion concentration of a solution.




Be able to identify the most common base used to raise pH and how it works to change

solution pH.


✓ -:- Calcium carbonate

Ca dissociates from CO3 and binds with H+ with CO3 to make bicarbonate and neutralizes




2|Page | Grade A+| 2024/2025

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