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Class Notes for CHEM 121 at University of North Dakota (UND)

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UNDCHEM 121David PierceFall

CHEM 121 Lecture Notes - Lecture 6: Ionic Compound, Formula Unit, Molar Mass

OC12368193 Page
24 Oct 2016
5
The macroscopic view of chemistry is what we see. The microscopic view of chemistry is how we explain. Skeletal equation: na + h2o -----> naoh + h2. 2n
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 30: Set 30-39 Lecture Notes

OC144178010 Page
16 Jan 2017
0
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 1: Set 1-9 Lecture Notes

OC14417809 Page
16 Jan 2017
1
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 20: Set 20-29 Lecture Notes

OC144193010 Page
7 Jan 2019
0
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UNDCHEM 121David PierceFall

CHEM 121 Lecture Notes - Lecture 1: Nonmetal, Atomic Number, Si Derived Unit

OC12368194 Page
11 Oct 2016
8
The study of matter and the changes it undergoes. Anything that has mass and takes up space. A pure substance composed of two or more elements chemical
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 30: Set 30-39 Lecture Notes

OC144193010 Page
7 Jan 2019
0
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 10: Set 10-19 Lecture Notes

OC144193010 Page
7 Jan 2019
0
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UNDCHEM 121Harmon AbrahamsonFall

CHEM 121 Lecture 1: Set 1-9 Lecture Notes

OC14419309 Page
7 Jan 2019
0
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UNDCHEM 121David PierceFall

CHEM 121 Lecture 12: Chapter 8 Full Version

OC12368194 Page
29 Nov 2016
2
Heat is the transfer of thermal energy between two bodies that are at different temperatures. Thermal energy is kinetic energy associated with the rand
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UNDCHEM 121David PierceFall

CHEM 121 Lecture 11: Chapter 9 Notes

OC12368193 Page
29 Nov 2016
1
Have a lower density than a liquid and a solid. Average speed which is dependent on the temperature. Hg height @ sea level which is 760 mm or 30 inches
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UNDCHEM 121David PierceFall

CHEM 121 Lecture Notes - Lecture 12: Formal Charge, Hydrogen Fluoride, Covalent Bond

OC12601073 Page
18 Oct 2016
5
The electron is shared, not transferred completely. They"re then bound together by the electron cloud. Many cases of electron bonding end up in between
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UNDCHEM 121David PierceFall

CHEM 121 Lecture Notes - Lecture 5: Pentane, Butane, Chemical Formula

OC12368193 Page
13 Oct 2016
4
Molecular compounds are typically formed between two non-metals. Chemical bonds are the sharing or transfer of valence electrons. How do you tell the d
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