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Class Notes (1,030,117)
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CHEM (72)
CHEM101 (36)

Class Notes for CHEM101 at University of Wollongong

Chemistry IA: Introductory Physical and General Chemistry

CHEM101 Lecture Notes - Lecture 16: Calorimeter, Ideal Gas, Calorimetry

Calorimetry At a constant pressure, measures the heat of reaction (in a insulated coffee cup) Thermally insulating used for liquids At a constant volume, the bomb calorimeter measures the internal energy change U, PV = 0 t...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 17: Vaporization

Standard reaction Enthalpies Enthalpy reaction depends on the conditions that the experiment is performed under, and pressure will influence it. Reaction enthalpies for this reason are reported at 1 bar, room temperature (...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 15: Heat Capacity, Enthalpy

Heat capacity The more of you have of a substance the less temperature will rise for a given input of heat Different substances will change temperature by a different amount q= constant x T q=mcT Energy Is the capacity to ...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 12: Hemolysis, Gas Constant, Osmosis

Vapor Pressure Lowering solute-Solvent attraction creates higher concentrations of non-volatile solutes to make it harder for the solvent to escape to the vapor phase. VP solutionPpure solvent PA= XAPA(Raoults Law) P A vap...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 11: Sodium Acetate, Molality, Intermolecular Force

Solution Homogeneous mixture of 2 or more pure substances. Where solute is dispersed evenly in the solvent Intermolecular Forces Like dissolves like, NaCl 2n H O due to polar. Types: Saturated Solvent cannot dissolve any m...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 14: Kinetic Energy, Bond Energy, State Function

An explosive has a large exothermic amount of energy released in the form of a pressure wave i.e PV- work is done Thermodynamics is how heat, work and energy have a relationship Energy is the capacity to produce heat, and ...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 13: London Dispersion Force, Intermolecular Force, Hydrogen Bond

Molecular scale to macro scale * Intermolecular Forces * Result of electrostatic attraction and repulsion * Such as: * London Dispersion Forces * Ion-Dipole Forces ] * Dipole-Dipole forces. . Electronegativity difference *...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 8: Valence Bond Theory, Covalent Bond, Sigma Bond

Valence bond theory Covalent bonds are formed by the overlap of valence atomic orbitals . Resulting in the electron density being concentrated between the two atoms connected Only one pair of electrons can be shared by 2 o...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 9: Kinetic Theory Of Gases, Gas Constant, Total Pressure

Matter macroscale of Gases Molecular Scale Model Gases Molecules compose of no fixed shape and volume. Kinetic Molecular Theory Gases Large number of molecules in continuous motion Volume of molecules are negligible of the...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 6: Lattice Energy, Ionization Energy, Electron Affinity

Types of Chemical Bonds Intramolecular Between atoms within the one molecule Considerably stronger than intermolecular Ionic Covalent Intermolecular Bonds between different molecules of the same or different type Broken wh...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 10: Intermolecular Force, Viscosity, Kinetic Energy

Matter macroscale Liquids Condensed Phases The state a substance is in at a particular temperature and pressure depend son Kinetic energy of the particles The strength of the attractions between the particles Properties of...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 7: Intermolecular Force, Ice, Hydrogen Bond

Intermolecular Forces Act between neighbouring molecules of the same type Weaker than intramolecular Determine physical properties such as melting point, boiling point, viscosity, and solubility. Dipole-Dipole Forces Polar...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 2: Sodium Hydroxide, Calcium Hydroxide, Acid Strength

Reactions in solution Quantities; in solution are done in lab 2, and lab 3, workshop 2. Workshop 2 molecular picture of solutions. Aqueous solutions Mixtures; two or more pure substances Properties and composition not cons...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 3: Principal Quantum Number, Bohr Model, Matter Wave

Quantum Numbers and Atomic Orbitals Evidence that light and matter have both wave-like and particle-like properties Understand how to use quantum numbers to describe the energy and position of electrons Problems with the w...

Chemistry
CHEM101
Glennys O'Brien
CHEM101 Lecture Notes - Lecture 4: Principal Quantum Number, Electron Configuration, Boron

Predict and write electron configurations for elements Orbitals with electrons increasing order of energy Different blocks on the periodic table correspond to different types of orbitals Electron configuration rules Shorth...

Chemistry
CHEM101
Glennys O'Brien
Inorganic Chemistry - Reference Guides

This Guide provides invaluable reference material to anyone who requires readily accessible information concerning the basic principles that underlie this complex science. The Guide carefully references the Periodic Table ...

Chemistry
CHEM 30100
All Professors
Permachart - Marketing Reference Guide: Iupac Nomenclature Of Inorganic Chemistry, Lithium Aluminium Hydride, Polyatomic Ion

p e r m a c h a rt s MT I n o r g a n i c C h e m i s t r y N o m e n c l a t u r e ...

Chemistry
CHEM 30100
All Professors
Permachart - Marketing Reference Guide: Locant, Parent Structure, Substituent

permacharts TM O r g a n icC h e m is t ryN o m e n c la t u r e Nam...

Chemistry
CHEM 22700
All Professors
Permachart - Marketing Reference Guide: Beta Particle, Beta Decay, Atomic Number

permacharts TM Periodic Table of the Elements ...

Chemistry
CHEM 11100
All Professors
Permachart - Marketing Reference Guide: Carnot Heat Engine, Carnot Cycle, Isentropic Process

permacha srtM PHYSICAL CHEMISTRY Basics Adiabatic process in which no heat is transferred into or out Internal energy The total kinetic and potent...

Chemistry
CHEM 11100
All Professors
Introductory Chemistry - Reference Guides

This Guide serves as a well organized and effective point of entry for anyone embarking upon the study of Chemistry. All fundamental terms are clearly organized in chart form, with illustrative graphics. More complex conce...

Chemistry
CHEM 11100
All Professors

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