Chm 115 Study guides, Class notes & Summaries
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![Purdue Chm 115 Exam 2 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 100% Pass| Rated A+](/docpics/4675395/65e7daabed89e_4675395_121_171.jpeg)
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Purdue Chm 115 Exam 2 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 100% Pass| Rated A+
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Purdue Chm 115 Exam 2 Questions with 100% Correct 
Answers | Verified | Latest Update 2024 | 100% Pass| Rated 
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Purdue Chem 115 Bundled Exams Questions and Answers 100% Pass
![CHM 201:	Introduction to Physical Chemistry II](/docpics/2836102/647856201681d_2836102_121_171.jpeg)
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CHM 201:	Introduction to Physical Chemistry II
- Exam (elaborations) • 132 pages • 2023
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CHM 201:	Introduction to Physical 
Chemistry II 
 
 
COURSEDEVELOPMENT 
Course Developer DrT. Busari University of Lagos Akoka, Lagos 
 
Unit Writer DrT. Busari University of Lagos Akoka, Lagos 
 
 
Course Coordinators Dr F. Peters Ahmadu Bello University Zaria 
 
Prof Aiyepeku University of lbadan Ibadan 
 
Alkpe 
National Open University of Nigeria Lagos 
 
National Open University of Nigeria 
 
National Open University of Nigeria 
 
Headquarters 
National Open University of Nigeria 
14/16Ahm...
![CHM 115 Exam 2 Purdue Compiled LATEST Questions and Answers 2024](/docpics/4370337/65b8aaee99fc8_4370337_121_171.jpeg)
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CHM 115 Exam 2 Purdue Compiled LATEST Questions and Answers 2024
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Degeneracy - Orbitals with a given n having identical energy 
Metals - Lose electrons from valence shall form cations 
internal energy - Potential and kinetic energy of all particles that make up the system 
nonmetals - Add electrons to valence shells, form negative ions (anions) 
Work - Energy transferred when an object moves by a force 
enthalpy - total heat content of a system 
First law of thermodynamics - ΔEsys = q + w 
What happens to enthalpy under constant pressure conditions? - ΔH = q...
![Purdue Chm 115 Exam 2 MOST TESTED Questions and Answers 2024](/docpics/4370329/65b8aab839857_4370329_121_171.jpeg)
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Purdue Chm 115 Exam 2 MOST TESTED Questions and Answers 2024
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kinetic energy - the energy of motion 
potential energy - the stored energy 
internal energy of a system - the sum of all potential and kinetic energy components 
reactants, products - internal energy changes when _______ change to _________ 
exothermic - energy released to the surroundings; bonds forming; E initial > E final 
endothermic - energy absorbed from surroundings; bonds broken; E final > E initial 
work - the energy transferred when an object is moved against a force 
heat - the...
Lab - Pre-lab, Post-Lab and Data
![CHM 115 Chapter 19 & Thermodynamics 20 Practice Questions with answers](/docpics/5f90896c0ad5d_856233.jpg)
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CHM 115 Chapter 19 & Thermodynamics 20 Practice Questions with answers
- Exam (elaborations) • 14 pages • 2020
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CHM 115 Chapter 19 & Thermodynamics 20 Practice Questions with answers 



1. If S° for the following reaction is -149 J/mol. Calculate S° for Cl2 (g).
	2Fe(s) 3Cl2 (g) 	2FeCl3(s)

Standard entropies for Fe = 27 J/mol; FeCl3 = 142 J/mol




2. What is the highest temperature at which the following reaction becomes spontaneous?
A (aq) B (aq) C (s) D (aq) 
ΔH°= -34.0 kJ/mol ΔS° = -57.0 J/mol•K




3. What is the value of ΔG° (in kJ/mol) for this...
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