Ba 108 Guides d'étude, Notes de cours & Résumés
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![STRAIGHTERLINE CHEMISTRY FINAL EXAM TEST WITH COMPLETE SOLUTIONS](/docpics/3343294/64f06b3872b19_3343294_121_171.jpeg)
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STRAIGHTERLINE CHEMISTRY FINAL EXAM TEST WITH COMPLETE SOLUTIONS
- Examen • 42 pages • 2023
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What is the term used for findings that are summarized based on a pattern or trend? 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction - a. Law 
Which of the following is a tentative explanation for a set of observations? 
Select one: 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction - b. Hypothesis 
If a liquid contains 60% sugar and 40% water throughout its composition then what is it 
called? 
Select one: 
a. Solute 
b. Compound 
c. Homogeneous mixture 
d. Heterog...
![Test Bank For Foundations of College Chemistry 14th Edition Hein](/docpics/3501633/65120b92cb0c4_3501633_121_171.jpeg)
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Test Bank For Foundations of College Chemistry 14th Edition Hein
- Examen • 660 pages • 2023 Très apprécié
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Package Title: Hein Test Bank 
Course Title: Hein 14e 
Chapter Number: 3 
 
 
Question type: Multiple Choice 
 
 
1) All matter is composed of elements. Approximately how many elements are there? 
 
a) 4 
b) 10 
c) 68 
d) 100 
 
Answer: D 
 
Difficulty: easy 
Learning Objective 1: Define an element and write the chemical symbol for an element when given its name. 
Section Reference 1: Section 3.1 
 
 
2) The smallest particle of an element that can exist is called a(n) ___. 
 
a) atom 
b) ferrul...
![CHEMISTRY CUMULATIVE EXAM 2024 WITH 100% CORRECT ANSWERS](/docpics/4368504/65b83c16115fe_4368504_121_171.jpeg)
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CHEMISTRY CUMULATIVE EXAM 2024 WITH 100% CORRECT ANSWERS
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In which orbitals would the valence electrons for carbon (C) be placed? - correct answer s orbital and p orbitals 
 
What is the nuclear binding energy of an atom that has a mass defect of 1.643 10-28 kg?Use E = mc2. (Remember: The speed of light is approximately 3.00 108 m/s.) - correct answer 1.48 10-11 J 
 
A teacher wants to perform a classroom demonstration that illustrates both chemical and physical changes. Which would be the best demonstration that she could use? - correct answer b...
![ACS General Chemistry practice 147 Questions with Verified Answers,100%CORRECT](/docpics/5593496/666609110db3a_5593496_121_171.jpeg)
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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...
![Hesi PN exit exam 180 questions with all verified answers](/docpics/63f036c7a4df5_2383522.jpg)
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Hesi PN exit exam 180 questions with all verified answers
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Hesi PN exit exam 180 questions with all verified answers 
 
 
1.	At the end of a 12-hour shift the PN observes the urine in a client’s drainage. What action should the PN take next? 
Note the most recent white blood count 
 
2.	Thirty minutes after receiving IV morphine, a postoperative male client continue to rate his pain...what action should the PN implement first? 
Implement complementary pain relief methods 
 
3.	The PN is assisting a female client to obtain a voided specimen for uri. .m...
![NERC PREP TEST 101 QUESTIONS AND ANSWERS (100% CORRECT SOLUTIONS)](/docpics/3605195/6527239450b5a_3605195_121_171.jpeg)
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NERC PREP TEST 101 QUESTIONS AND ANSWERS (100% CORRECT SOLUTIONS)
- Examen • 73 pages • 2023
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Disponible en pack
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1. If a 500 kV transmission line with a surge impedance loading of 800 MW is currently loaded at 1400 MW, which of the following events would most likely occur? 
 
a. Generator MVAR output would increase 
b. All system capacitors would trip off-line 
c. Generator MVAR output would decrease 
d. All automatic reactors would connect to the system 
a. Generator MVAR output would increase 
 
 
2. When system conditions are such that emergency procedures are expected to be implemented, which of the fo...
![Chemistry An Introduction to General, Organic, and Biological Chemistry, (Global Edition) 13e Karen Timberlake (Test Bank)](/docpics/4089302/658b16c585b98_4089302_121_171.jpeg)
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Chemistry An Introduction to General, Organic, and Biological Chemistry, (Global Edition) 13e Karen Timberlake (Test Bank)
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Chemistry An Introduction to General, Organic, and Biological Chemistry, (Global Edition) 13e Karen Timberlake (Test Bank)Periodic Table of Elements 
Representative elements 
114 
Transition elements 
†Actinides 
1 
Group 
1A 
2 
Group 
2A 
3 
3B 
4 
4B 
5 
5B 
6 
6B 
7 
7B 
8 9 
8B 
10 11 
1B 
12 
2B 
*Lanthanides 
111 112 
1 
3 4 
11 12 
 34 35 36 
2 
5 6 7 8 9 10 
 18 
 52 53 54 
55 56 57* 
87 88 89† 109 110 
 
 
(272) 
1.008 
6.941 9.012 
22.99 24.31 
39.10 40.08 44.96 47.87 ...
![WORLD OF CHEMISTRY 3RD EDITION By STEVEN S. ZUMDAHL - Test Bank](/docpics/3325620/64ec92db12527_3325620_121_171.jpeg)
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WORLD OF CHEMISTRY 3RD EDITION By STEVEN S. ZUMDAHL - Test Bank
- Examen • 284 pages • 2023
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CHAPTER 3: Chemical Foundations: Elements, Atoms, and Ions 
 
	1.	What is the most abundant element on the Earth (including the crust, oceans, and atmosphere)? 
A. 
silicon 
B. 
oxygen 
C. 
hydrogen 
D. 
iron 
E. 
carbon 
 
 
ANS:	B	PTS:	1	TOP:	Test: Chapter Test	 
NOT:	worldofchem_2013	 
 
	2.	What is the most abundant element found in the human body? 
A. 
oxygen 
B. 
water 
C. 
hydrogen 
D. 
calcium 
E. 
carbon 
 
 
ANS:	A	PTS:	1	TOP:	Test: Chapter Test	 
NOT:	worldofchem_2013	 
 
	3.	The symb...
![Straighterline Chemistry Final Exam Test Questions And Answers](/docpics/4826964/6602b50983161_4826964_121_171.jpeg)
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Straighterline Chemistry Final Exam Test Questions And Answers
- Examen • 63 pages • 2024
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Straighterline Chemistry Final Exam Test Questions And Answers. 
What is the term used for findings that are summarized based on a pattern or trend? 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction 
Which of the following is a tentative explanation for a set of observations? 
Select one: 
a. Law 
b. Hypothesis 
c. Theory 
d. Phenomena 
e. Prediction 
If a liquid contains 60% sugar and 40% water throughout its composition then what is it called? 
Select one: 
a. Solute 
b. Compoun...
![Periodic Table of the Elements 1 H Hydrogen 1.0079 3 Li Lithium 6.941 4 Be Beryllium 9.0122 79 Au Gold 196.9665 1A (1) 2A (2) 3B (3) 3A (13) 4A (14) 5A (15) 6A (16) 7A (17) 8A (18) 4B (4) 5B (5) 6B (6) 7B (7) 8B (8) 8B (9) 8B (10) 1B (11) 2B (12) 11 Na So](/docpics/3846961/6555ea8333c86_3846961_121_171.jpeg)
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Periodic Table of the Elements 1 H Hydrogen 1.0079 3 Li Lithium 6.941 4 Be Beryllium 9.0122 79 Au Gold 196.9665 1A (1) 2A (2) 3B (3) 3A (13) 4A (14) 5A (15) 6A (16) 7A (17) 8A (18) 4B (4) 5B (5) 6B (6) 7B (7) 8B (8) 8B (9) 8B (10) 1B (11) 2B (12) 11 Na So
- Examen • 1520 pages • 2023
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PerPeriodic Table of the Elements 
1 
H 
Hydrogen 
1.0079 
3 
Li 
Lithium 
6.941 
4 
Be 
Beryllium 
9.0122 
79 
Au 
Gold 
196.9665 
1A 
(1) 
2A 
(2) 
3B 
(3) 
3A 
(13) 
4A 
(14) 
5A 
(15) 
6A 
(16) 
7A 
(17) 
8A 
(18) 
4B 
(4) 
5B 
(5) 
6B 
(6) 
7B 
(7) 
8B 
(8) 
8B 
(9) 
8B 
(10) 
1B 
(11) 
2B 
(12) 
11 
Na 
Sodium 
22.9898 
12 
Mg 
Magnesium 
24.3050 
19 
K 
Potassium 
39.0983 
20 
Ca 
Calcium 
40.078 
21 
Sc 
Scandium 
44.9559 
22 
Ti 
Titanium 
47.88 
23 
V 
Vanadium 
50.9415 
24 
Cr 
Chromi...
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