Cem 141 msu - Study guides, Class notes & Summaries
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CEM 141 MSU Final Exam 2024 Questions With Complete Solutions.
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CEM 141 MSU Final Exam 2024 Questions With Complete Solutions.
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CEM 141 MSU Exam 2 Questions And Answers Rated A+ New Update Assured Satisfaction
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Which reaction requires the most energy? 
A. N(g) → N+(g) + e - 
B. N+(g) → N2+(g) + e - 
C. F(g) → F+(g) + e - 
D. F+(g) → F2+(g) + e - - Answer-D. F+(g) → F2+(g) + e - 
Fluorine has a higher effective nuclear charge than Nitrogen - so it is harder to remove an electron (takes 
more energy because the electron is more strongly attracted by the nucleus). Effective nuclear charge is 
the same for F and F+ because the number of protons and core electrons are not changed. However, 
when t...
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CEM 141 MSU Exam 1 Questions & Answers 2024/2025
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CEM 141 MSU Exam 1 Questions & Answers 2024/2025 
 
 
The statement "If I add cold milk to hot coffee the temperature will decrease," is a? - ANSWERSClaim, always include an explanation and reasoning to the claim. 
 
Scientific Model - ANSWERSModels are used to make testable predictions 
 
How much is a picometer? - ANSWERS0.1 x 10^-12 meters 
 
Atomic Force Microscopy/ Scanning Tunneling Microscopy - ANSWERSMicroscopes that now allows us to view atoms. 
 
Leaves are green in the summer becaus...
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CEM 141 MSU Final Exam UPDATED Exam Questions and CORRECT Answers
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CEM 141 MSU Final Exam UPDATED 
Exam Questions and CORRECT Answers 
Yes because it can be tested and answered though observations and experiments - Correct 
ANSWER- Consider the question: Is there an attractive force between a pencil and the earth? 
Is this a scientific question? [Yes or No] 
Because 
III. It can be tested and answered through observations and experiments 
IV. The answer is already known and we find it online 
V. There is no way to design an experiment to answer this question
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CEM 141 MSU Exam 2 (Latest) Questions With All Correct Answers!!
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CEM 141 MSU Exam 2 (Latest) Questions With All Correct Answers!!
Make study stress less painful
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CEM 141 MSU Exam 2 PASSED Exam Questions and CORRECT Answers
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CEM 141 MSU Exam 2 PASSED Exam 
Questions and CORRECT Answers 
Which reaction requires the most energy? 
A. N(g) → N+(g) + e - 
B. N+(g) → N2+(g) + e - 
C. F(g) → F+(g) + e - 
D. F+(g) → F2+(g) + e - - Correct ANSWER- D. F+(g) → F2+(g) + e - 
Fluorine has a higher effective nuclear charge than Nitrogen - so it is harder to remove an 
electron (takes more energy because the electron is more strongly attracted by the nucleus). 
Effective nuclear charge is the same for F and F+ because...
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CEM 141 MSU Exam 2 Questions And Answers Rated A+ New Update Assured Satisfaction
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CEM 141 MSU Exam 2 Questions And Answers Rated A+ New Update Assured Satisfaction
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CEM 141 MSU Final Exam Questions & Answers Already Passed!!
- Exam (elaborations) • 11 pages • 2024
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Consider the question: Is there an attractive force between a pencil and the earth? 
Is this a scientific question? [Yes or No] 
Because 
III. It can be tested and answered through observations and experiments 
IV. The answer is already known and we find it online 
V. There is no way to design an experiment to answer this question. - Answer-Yes because it can be 
tested and answered though observations and experiments 
Which of the following properties ascribed to atoms by the Greeks do we still...
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CEM 141 MSU Final Exam Questions And Answers Rated A+ New Update Assured Satisfaction
- Exam (elaborations) • 8 pages • 2024
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CEM 141 MSU Final Exam Questions And Answers Rated A+ New Update Assured Satisfaction
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CEM 141 MSU Exam 1 Solved Questions Correctly Answered!!
- Exam (elaborations) • 5 pages • 2024
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The statement "If I add cold milk to hot coffee the temperature will decrease," is a? - Answer-Claim, 
always include an explanation and reasoning to the claim. 
Scientific Model - Answer-Models are used to make testable predictions 
How much is a picometer? - Answer-0.1 x 10^-12 meters 
Atomic Force Microscopy/ Scanning Tunneling Microscopy - Answer-Microscopes that now allows us to 
view atoms. 
Leaves are green in the summer because? - Answer-A plant's leaves are green in the summer becaus...
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