Cation exchange capacity Study guides, Class notes & Summaries
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FAC1601 Assignment 3 Semester 1 2024 (214921)
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FAC1601 Assignment 3 2024 (UNIQUE NO. 214921) - DUE 30 April 2024 ;100 % TRUSTED workings, explanations and solutions. For assistance call or W.h.a.t.s.a.p.p us on ...(.+.2.5.4.7.7.9.5.4.0.1.3.2)........... 
 
Question 1 Not yet answered Marked out of 3.00 QUIZ This information relates to questions 1 - 5 below: A profi table cattle feed production company, Tswelelopele Ltd, was incorporated with an authorised share capital of 900,000 NPV ordinary shares and 600,000 6.5% preference shares. The co...
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International CCA Exam - Soil and Water Management Competency Areas Exam Questions And Answers
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Define anion and cation. - ANS Anion: negatively charged atom or molecule. Examples include phosphate, sulfate, nitrate, and chloride. 
 
Cation: A positively charged atom or molecule. Examples include calcium, magnesium, sodium, potassium and ammonium. 
 
Define cation exchange capacity and anion exchange capacity. - ANS CEC is the amount of positively charged cations which can be held by a given weight of soil. Cations are held by negative charges in clay and organic matter. 
 
AEC is th...
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AAMC FL 5 Questions and Answers 2023
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AAMC FL 5 Questions and Answers 2023 
Question 6 
Thought process: 
 
- Didn't know the structure of flavin, therefore needed to narrow down answer from answer choices: 
 
- Knew A was a pyrimidine, cross that out 
 
- Had not seen structure of B before 
 
- Knew C was ubiquinone (still chose just because ubiquinone was mentioned in the passage (stupid)) 
 
- Didn't try and analyze structure of D at the time 
 
Correct thought process: 
 
- Cross out A bc pyrimidine 
 
- Never seen B befor...
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California CCA Exam
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California CCA Exam 
 
what are primary macronutrients? - nitrogen, potassium, phosporous 
 
what are the secondary macronutrients? - Calcium, magnesium, sulfur, 
 
what are the forms of nitrogen taken up from the soil? - NO3-, NH4+ 
 
what are the micronutrients? - Fe, Mn, B, Zn, Cl, Cu, Mo, Co, Ni 
 
are large particles or small particles less chemically active? - large are less due to smaller 
surface area to volume ratio 
 
two ways texture influences nutrient supply? - -cation exchange capa...
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Certified Crop Advisor Terms 2024
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Certified Crop Advisor Terms 2024 
Acid Soil: 
A soil that has a pH value of less than 7.0. 
Aerobic: 
A condition identified by the presence of oxygen. 
Agronomic Nutrient Rate: 
Agronomic Amount of nutrients required by a crop for an expected yield, after all soil, 
water, plant, and air credits are considered. 
Alkaline Soil: 
A soil that has a pH value greater than 7.0. 
Ammonium (NH4+): 
Ammonium A form of nitrogen that is available to plants from fertilizer and organic 
matter decompositio...
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Certified Crop Advisor Terms 2024
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Certified Crop Advisor Terms 2024 
Acid Soil: 
A soil that has a pH value of less than 7.0. 
Aerobic: 
A condition identified by the presence of oxygen. 
Agronomic Nutrient Rate: 
Agronomic Amount of nutrients required by a crop for an expected yield, after all soil, 
water, plant, and air credits are considered. 
Alkaline Soil: 
A soil that has a pH value greater than 7.0. 
Ammonium (NH4+): 
Ammonium A form of nitrogen that is available to plants from fertilizer and organic 
matter decompositio...
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SCSC 201 EXAM 4 QUESTIONS AND ANSWERS
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Smectite and vermiculite are - Answer-made up of layers consisting of 2 tetrahedral sheets and 1 octahedral sheet 
 
The interlayer of mica is dominated by - Answer-K+ ions 
 
Isomorphic substitution refers to Ion substitution of a(n) - Answer-cation for another with a different charge, but similar size 
 
pH-dependent, or variable charged, colloids - Answer-can result from protonation and deprotonation at colloid edges 
 
The colloid type exhibiting the lowest cation exchange capacity in soils ...
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Certified Crop Advisor Western Region Exam With 100% Correct Answers
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Certified Crop Advisor Western Region 
Exam With 100% Correct Answers 
Size of sand and its characteristics - answer.05mm to 2.0mm, lower CEC, lower water 
holding capacity 
Size of silt - answer.002mm - .05mm 
Size of Clay - answerless than .002mm 
Define bulk density - answerthe ratio of the mass of soil to its bulk volume. expressed in 
g/cm3 
How does bulk density differ with soil texture - answersandy soil has higher bulk density 
because has less overall pore space. 
Bulk density ranges of...
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REHS 2023/ 2024 Exam| Questions and Verified Answers| 100% Correct |Grade A (Latest Update)
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REHS 2023/ 2024 Exam| Questions and Verified Answers| 100% Correct |Grade A (Latest Update) 
 
Q: To prepare a solution of 100 mg per liter available chlorine, _____ of 5.25% bleach with one gallon of water should be used. 
 
a. 0.5 oz 
b. 1.0 oz 
c. 0.33 oz 
d. 0.25 oz 
 
 
Answer: 
0.25 oz 
 
 
 
Q: The detention time for waste water in a septic tank is recommended to be 
 
a. 6 to 12 hours 
b. 24 to 72 hours 
c. 1 week 
d. none of the above 
 
 
Answer: 
24 to 72 hours 
 
 
 
Q: One of the m...
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Certified Crop Advisor Terms 2024
- Exam (elaborations) • 50 pages • 2024
- Available in package deal
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- $14.49
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Certified Crop Advisor Terms 2024 
Acid Soil: 
A soil that has a pH value of less than 7.0. 
Aerobic: 
A condition identified by the presence of oxygen. 
Agronomic Nutrient Rate: 
Agronomic Amount of nutrients required by a crop for an expected yield, after all soil, 
water, plant, and air credits are considered. 
Alkaline Soil: 
A soil that has a pH value greater than 7.0. 
Ammonium (NH4+): 
Ammonium A form of nitrogen that is available to plants from fertilizer and organic 
matter decompositio...
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