Electron configurations Study guides, Class notes & Summaries
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![Test Bank for Chemistry: The Molecular Nature of Matter, 8th Edition by Jespersen](/docpics/5239391/663c5b254dec2_5239391_121_171.jpeg)
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Test Bank for Chemistry: The Molecular Nature of Matter, 8th Edition by Jespersen
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Test Bank for Chemistry: The Molecular Nature of Matter, 8th Edition 8e by Neil D. Jespersen, Alison Hyslop. Full Chapters test bank are included with answers - Chapter 1 to 22 included 
 
0 A Very Brief History of Chemistry 1 
 
0.1 Chemistry’s Important Concepts 2 
 
0.2 Supernovas and the Elements 3 
 
0.3 Elements and the Earth 5 
 
0.4 Dalton’s Atomic Theory 7 
 
0.5 Internal Structure of the Atom 8 
 
Tools for Problem Solving 20 
 
Review Questions and Problems 21 
 
1 Scientific Meas...
![Chemistry Final ACS Exam 2024](/docpics/3838747/65547e5816446_3838747_121_171.jpeg)
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Chemistry Final ACS Exam 2024
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Accuracy? - Closeness of measurements to the TRUE VALUE of what is being measured 
 
Precision? - Closeness of a SET of measurements 
 
How do you calculate Percent Error? - I experimental-accepted I 
____________________ x 100 
 accepted value 
 
Are zeros infront of non-zero digis significant? - Nope! 
ex: 0.0071 is only 2 sig figs 
 
Are zeros at the end of a number and to the right of the decimal significant? - Yep! 
ex: 9.100 is 4 sig figs 
 
Addition/Subtraction in regards to sig figs? ...
![Straighterline Chemistry Final Exam (ACTUAL) 2023/2024 Questions and Answers](/docpics/3730868/65402d8737f46_3730868_121_171.jpeg)
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Straighterline Chemistry Final Exam (ACTUAL) 2023/2024 Questions and Answers
- Exam (elaborations) • 46 pages • 2023
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Straighterline Chemistry Final Exam (ACTUAL) 
 
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 - Answer 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 - Answer b. Hypothesis 
 
If a liquid contains 60% sugar and 40% water throughout its composition then what is it calle...
![Chemistry Final ACS Exam (2024) A+ Graded.](/docpics/3845038/6555720b49445_3845038_121_171.jpeg)
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Chemistry Final ACS Exam (2024) A+ Graded.
- Exam (elaborations) • 5 pages • 2023
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Accuracy? correct answers Closeness of measurements to the TRUE VALUE of what is being measured 
 
Precision? correct answers Closeness of a SET of measurements 
 
How do you calculate Percent Error? correct answers I experimental-accepted I 
____________________ x 100 
 accepted value 
 
Are zeros infront of non-zero digis significant? correct answers Nope! 
ex: 0.0071 is only 2 sig figs 
 
Are zeros at the end of a number and to the right of the decimal significant? correct answers Yep! 
ex...
![Lon Capa HW Question and answers 100% correct](/docpics/5480636/6657a38b24f53_5480636_121_171.jpeg)
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Lon Capa HW Question and answers 100% correct
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Lon Capa HW Question and answers 100% correct Lon Capa HW #6 - Chem 101 2023 
 
 
Which of the following represents the ground state electronic configuration for Pb²⁺ ? - correct answer [Xe] 6s²4f¹⁴5d¹⁰ 
 
Now enter the ground state electron configuration for As³⁻. (noble gas shorthand) - correct answer [ Ar ] 4s²3d¹⁰4p⁶ 
 
Enter the electron configuration for Po using noble gas shorthand notation. - correct answer [ Xe ] 6s²4f¹⁴5d¹⁰6p⁴ 
 
Which of the following co...
![General Chemistry ACS Final Exam 89 Questions with Verified Answers,100% CORRECT](/docpics/5352973/6649051a5c1b2_5352973_121_171.jpeg)
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General Chemistry ACS Final Exam 89 Questions with Verified Answers,100% CORRECT
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General Chemistry ACS Final Exam 89 Questions with Verified Answers 
 
Protons - CORRECT ANSWER defines the element; positive charge; equal to the atomic number 
 
Neutrons - CORRECT ANSWER equal to mass number-number of protons; neutral charge 
 
Electrons - CORRECT ANSWER negative charge; dependent on the charge of the atom 
 
Cations - CORRECT ANSWER Positively charged ions 
 
Anions - CORRECT ANSWER Negatively charged ions 
 
Isotopes - CORRECT ANSWER when the number of neutrons varies but i...
![General Chemistry ACS Study Guide 69 Questions with Verified Answers,100% CORRECT](/docpics/5353116/664906bbe6445_5353116_121_171.jpeg)
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General Chemistry ACS Study Guide 69 Questions with Verified Answers,100% CORRECT
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General Chemistry ACS Study Guide 69 Questions with Verified Answers 
 
Isotopes - CORRECT ANSWER when the number of neutrons varies but it has the same number of protons ex) Ne-20 and Ne-22` 
 
What was believed until the beginning of the 20th century? - CORRECT ANSWER That all physical phenomena were deterministic 
 
Light - CORRECT ANSWER Form of electromagnetic radiation 
 
What is electromagnetic radiation composed of? - CORRECT ANSWER perpendicular oscillating waves, one for the magnetic f...
![TestOut PC Pro A+ Certification practice Exam | 246 Exam Questions With 100% Correct Answers.](/docpics/3467246/650a78dfec98d_3467246_121_171.jpeg)
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TestOut PC Pro A+ Certification practice Exam | 246 Exam Questions With 100% Correct Answers.
- Exam (elaborations) • 29 pages • 2023
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Which of the following are CRT monitor characteristics? (select two) - 1) CRT monitors use an 
electron beam that hits phosphor dots inside of a vacuum tube 
2) CRT monitors have a 4:3 aspect ratio which matches the display ratio of a T.V. set. 
Which of the following are advantages of solid state storage compared to hard drives? (select two) - 
1) Lower power requirements 
2) No moving parts 
Which optical media has the greatest storage capacity? - Single-layer, single-sided Blu-ray disc. 
You ...
![CHEM 120 Week 3 Exam 1 (Sample Question, Resources)](/docpics/3963957/656eb4f25233d_3963957_121_171.jpeg)
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CHEM 120 Week 3 Exam 1 (Sample Question, Resources)
- Exam (elaborations) • 13 pages • 2023
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CHEM120 Students: 
The first exam in your science course is approaching. The General Education Academic Support is here to help. What can you do ahead of Exam 1? 
 
 
1.	Attend a live exam review 
Thursday, May 12th 6 PM MT Exam 1 Review Join Meeting here: Click here to join 
 
2.	Watch the recording of an exam review Click here to watch recorded exam review 
 
3.	Schedule a 1:1 appointment with a tutor Click here to book 
 
4.	Review the topic videos from weeks 1 and 2 Click her to review 
 
...
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