Ni2 - Study guides, Class notes & Summaries
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International Certified Crop Adviser Exam Nutrient Management| 200 QUESTIONS| WITH COMPLETE SOLUTIONS
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Macro nutrients Correct Answer: N, P, K, Ca, Mg, S 
 
Micro Nutrients Correct Answer: B, Cl, Cu, Fe, Mn, Mo, Ni, Zn 
 
Nitrogen (N) Correct Answer: Is mobile in the plant 
Ammonium ion (NH4+) 
Nitrate ion (NH3-) 
 
Phosphorus (P) Correct Answer: Is mobile in the plant 
Phosphate ion (H2PO4-, HPO4 2-) 
 
Potassium (K) Correct Answer: Is mobile in the plant 
Potassium ion (K+) 
 
Calcium (Ca) Correct Answer: Is not mobile in the plant 
Calcium ion (Ca2+) 
 
Magnesium (Mg) Correct Answer:...
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Chem 210 Chp 21 questions and answers
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Which one of the following is not a redox reaction? 
Al(OH)4-(aq) + 4H+(aq) ® Al3+(aq) + 4H2O(l) 
 
 
 
Consider the reaction 
CuO(s) + H2(g) ® Cu(s) + H2O(l) 
In this reaction, which substances are the oxidant (oxidizing agent) and reductant (reducing agent), respectively? 
CuO and H2 
 
 
 
When the following redox equation is balanced with smallest whole number coefficients, the coefficient for nitrogen dioxide will be _____. 
I2(s) + HNO3(aq) ® HIO3(aq) + NO2(g) + H2O(l) 
10 
 
 
 
When t...
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General Chemistry ACS EXAM (2015 version) 60 Questions with Verified Answers,100% CORRECT
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General Chemistry ACS EXAM (2015 version) 60 Questions with Verified Answers 
 
A 20.0 g sample of mercury(II) oxide (HgO, M = 216.6) 
is heated strongly, causing it to decompose to metallic Hg and O2 gas. What volume of O2 gas is produced 
(measured at STP)? 
 
(A) 1.03 L 
(B) 2.07 L 
(C) 4.14 L 
(D) 14.0 L - CORRECT ANSWER A 
 
When 30.0 mL of 0.10 M AgNO3 is added to 30.0 mL of 
0.10 M NaCl, aqueous NaNO3 and solid AgCl are 
formed. How much solid AgCl is produced? 
 
(A) 0.0030 mol 
(B) 0.0...
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CHEM 102 – Winter 18 Final Exam Review Practice Problems,100% CORRECT
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CHEM 102 – Winter 18 Final Exam Review Practice Problems 
 
 
1)	What is the name of the compound below? 
 
 
A)	2-ethyl-2-butene 
B)	2-ethylbutane 
C)	3-methyl-2-pentene 
D)	3-methyl-3-pentene 
E)	2,2-ethyl-2-butene 
 
 
2)	Proteins are biopolymers formed via multiple condensation coupling of which two monomers? 
A)	ester and diamine 
B)	diamine and dicarboxylic acid 
C)	dialcohol and amide 
D)	dialcohol and diamine 
E)	alcohol and carboxylic acid 
 
 
3)	Which of the following substances wou...
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ACS General Chemistry practice 147 Questions with Verified Answers,100%CORRECT
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ACS General Chemistry practice 147 Questions with Verified Answers 
 
Examples of Lewis-Acid based reactions - CORRECT ANSWER H+(aq) + OH-(aq) →← H2O(l), 
HCl(g) + NH3(g) → NH4Cl(s) 
H+(aq) + OH-(aq) →← H2O(l) 
 
According to the Lewis definition, an acid is a species - CORRECT ANSWER accepting a pair of electrons. 
 
All are potential Lewis bases except - CORRECT ANSWER CH4 
 
Which hydrated metal ion is most acidic under conditions of equal molar concentration in water? - CORRECT ANS...
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CHEM 102 Winter 18 Final Exam (A) Questions and Answers,100% CORRECT
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CHEM 102 Winter 18 Final Exam (A) Questions and Answers 
 
Potentially useful data: 
 
x 	1 atm = 760 torr = 760 mm Hg 
2 a 
[A]t = – kt + [A]o	ΔG° = ΔH° – T ΔS° 
ln[A]t = – kt + ln[A]o	ΔG = ΔG° + RT ln Q 
1/[A]t = kt +1/[A]o	ΔG° = – RT ln K 
First order half-life: t1/2 = ln2 / k	ΔG° = – nFE° 
 
pH pKa 
 
	log base 
acid 
 
E E R T ln Q 
n F 
 
R = 8.314 J mol-1 K-1	F = 96500 C/mol e- 
 
 
1.	Please choose the letter “A” as your a...
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CHEM 102 Winter 19 Final Exam (C) Questions and Answers,100% CORRECT
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CHEM 102 Winter 19 Final Exam (C) Questions and Answers 
 
Potentially useful data: 
 
x 	1 atm = 760 torr = 760 mm Hg 
2 a 
[A]t = – kt + [A]o	ΔG° = ΔH° – T ΔS° 
ln[A]t = – kt + ln[A]o	ΔG = ΔG° + RT ln Q 
1/[A]t = kt +1/[A]o	ΔG° = – RT ln K 
First order half-life: t1/2 = ln2 / k	ΔG° = – nFE° 
 
pH pKa 
 
	log base 
acid 
 
E E R T ln Q 
n F 
 
R = 8.314 J mol-1 K-1	F = 96500 C/mol e- 
1.	Please choose the letter “C” as your answe...
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Test Bank For Chemistry and Chemical Reactivity 9th Edition By Kotz
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MULTIPLE CHOICE 
 
	1.	Nitroglycerin decomposes violently according to the balanced chemical equation below. 
 2 C3H5(NO3)3( ) 3 N2(g) + 1/2 O2(g) + 6 CO2(g) + 5 H2O(g) 
Which of the following statements concerning this reaction is/are CORRECT? 
	1.	Two moles of nitroglycerine will produce three moles of nitrogen and five moles of water. 
	2.	Four molecules of nitroglycerine will produced one molecule of oxygen and twelve molecules of carbon dioxide. 
	3.	Six grams of nitroglycerine w...
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CHEM 102 Winter 18 Final Exam (A) Questions and Answers,100% CORRECT
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CHEM 102 Winter 18 Final Exam (A) Questions and Answers 
 
Potentially useful data: 
 
x 	1 atm = 760 torr = 760 mm Hg 
2 a 
[A]t = – kt + [A]o	ΔG° = ΔH° – T ΔS° 
ln[A]t = – kt + ln[A]o	ΔG = ΔG° + RT ln Q 
1/[A]t = kt +1/[A]o	ΔG° = – RT ln K 
First order half-life: t1/2 = ln2 / k	ΔG° = – nFE° 
 
pH pKa 
 
	log base 
acid 
 
E E R T ln Q 
n F 
 
R = 8.314 J mol-1 K-1	F = 96500 C/mol e- 
 
 
1.	Please choose the letter “A” as your a...
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A-Level Chemistry OCR-A Paper	1	-	Periodic	table,	elements	and physical chemistry
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Predicted Paper 2022 
 
Name ……………… 
 
Date ………………… 
 
2 hours 15 minutes allowed 
 
You should spend a maximum of 20 minutes on section A. 
 
 
The Advanced Information from the exam board gives us a broad overview of what is covered in the exam. The information was given in ranked order, and this has been reflected in the mark allocation and topics in this paper. There are questions in this paper that cover topics that are not listed by the exam board. These are in th...
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