Chem 120 midterm - Study guides, Class notes & Summaries
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Chem 120 Midterm Exam 1 (Latest 2023 - 2024) New Full Exam Questions and Answers ( Included ) 100% Correct
- Exam (elaborations) • 19 pages • 2023
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Chem 120 Midterm Exam 1 (Latest 2023 - 2024) New Full Exam Questions and Answers ( Included ) 100% Correct 
 
1. Properties of gases 
Answer: 
- fill and assume shape of container 
- diffuse and mix in all proportions with other gases 
- molecules in gas are separated by large distances and interact weakly with each 
other 
2. Variables that describe any gas 
Answer: 
- nb of moles 
- temperature 
- pressure 
- volume 
3. Pressure 
Answer: 
- In Pa 
- Force (N)/Area (m^2) - force per unit area 
...
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CHEM 120 MIDTERM PARTICIPATION Qs 1-17 Well Elaborated Answers Anew Update Version.
- Exam (elaborations) • 13 pages • 2024
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The change in enthalpy (delta-H) can be calculated as: Δ H = n C p Δ T 
This is correct whether the reaction is conducted at constant volume or constant pressure or neither. - correct answer true 
 
Antoine Lavoisier discovered which element? - correct answer O 
 
Which of the following hypotheses is NOT part of John Dalton's "Atomic Theory"? - correct answer Mass is neither cre...
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CHEM 120 Midterm Exam, CHEM 120: Introduction to General, Organic & Biological Chemistry with Lab, Verified and Correct Answers, Chamberlain College of Nursing.
- Exam (elaborations) • 32 pages • 2023
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CHEM 120 Midterm Exam, CHEM 120: Introduction to General, Organic & Biological Chemistry with Lab, Verified and Correct Answers, Chamberlain College of Nursing.
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CHEM 120 MIDTERM REAL EXAM QUESTIONS WITH CORRECT ANSWERS
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Which of the following hypotheses is NOT part of John Dalton's "Atomic Theory"? 
Mass is neither created nor destroyed 
 
 
What is the key feature of JJ Thomson's "plum pudding" model of the atom? 
The positive charge is concentrated in a nucleus 
 
 
In Rutherford's gold foil experiment, what result surprised him? 
A few alpha particles bounced back from the foil 
 
 
Isotopes have: 
The same number of protons but different numbers of neutrons 
 
 
The isotope Carbon-14 has how many neu...
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Chem 120 Midterm Exam 2 (Latest 2023 - 2024) New Full Exam Questions and Answers ( Included ) 100% Correct
- Exam (elaborations) • 7 pages • 2023
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Chem 120 Midterm Exam 2 (Latest 2023 - 2024) New Full Exam Questions and Answers ( Included ) 100% Correct 
 
1. Scientific Method Steps 
Answer: Observations, Hypothesis, Experiment, Data Collection (Results), Theory 
2. independent variable 
Answer: The experimental factor that is manipulated; the variablewhose effect is 
being studied 
3. dependent variable 
Answer: The outcome factor; the variable that may change in re-sponse to 
manipulations of the independent variable. 
4. quantitative ...
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Chem 120 Midterm Exams Set ( Exam 1, 2 ) (Latest 2024 - 2025) New Full Exam Questions and Answers ( Included ) 100% Correct
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Chem 120 Midterm Exams Set ( Exam 1, 2 ) (Latest 2024 - 2025) New Full Exam Questions and Answers ( Included ) 100% Correct
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CHEM-120:| CHEM 120 INTRO TO GENERAL, ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB MIDTERM EXAM QUESTIONS WITH 100% CORRECT ANSWERS
- Exam (elaborations) • 112 pages • 2024
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CHEM-120:| CHEM 120 INTRO TO GENERAL, ORGANIC & BIOLOGICAL CHEMISTRY WITH LAB MIDTERM EXAM QUESTIONS WITH 100% CORRECT ANSWERS
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CHEM 120 Physical and Chemical Properties of Matter MIDTERM #1 complete update University of Waterloo
- Exam (elaborations) • 4 pages • 2024
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CHEM 120 Physical and Chemical Properties of Matter MIDTERM #1 complete update University of Waterloo
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CHEM 120 Exams Bundle Latest 2024 - 2025 (Final Exam 1 - 5, Midterm Exam 1, 2, Exam 1, 2, Review Guide, Chem 120 Lab Final, Chem 120 Week 7 ) | A Rated Guide | Questions and Answers (Solved)
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CHEM 120 Exams Bundle Latest 2024 - 2025 (Final Exam 1 - 5, Midterm Exam 1, 2, Exam 1, 2, Review Guide, Chem 120 Lab Final, Chem 120 Week 7 ) | A Rated Guide | Questions and Answers (Solved)

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CHEM 120 Unit 4 Midterm (GRADED A) Questions and Answers elaborations with cpmplete elaborations
- Exam (elaborations) • 7 pages • 2024
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CHEM 120 Unit 4 Midterm (GRADED A) Questions and Answers elaborations with cpmplete elaborations
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