General Chemistry - Chem 115

The mole Video · 10:19 مجاني Determining molar mass Video Converting between Amount-mass and number of chemical entities Video Amount-mass-Number conversions involving elements Video Amount-mass-Number conversions involving compounds Video Importance of mass percent Video Writing and balancing chemical equations Video Steps for balancing an equation Video Calculating quantities of reactant and product Video Problems on calculating quantities of reactant and product Video Reactions involve a limiting reactant Video Problems on limiting reactant Video Theoretical and actual percent yields Video Chapter 3 pdf PDF Determining the mass of an element from its mass fraction Video

Solution concentration and the role of water as a solvent Video · 5:46 مجاني How ionic solutions behave Video Covalent compounds in water Video Expressing concentration in terms of molarity Video Amount-mass-Number conversions involve solutions Video Preparing and diluting molar solutions Video Diluting solutions Video Problem 4.6 Video Precipitation reactions Video Predicting whether a precipitate will form Video Steps to predict if a precipitate will form Video Metathesis reaction Video Sample problem 4.8 Video Sample problem 4.9 Video Stoichiometry of precipitation reactions Video Problems on Stoichiometry of precipitation reactions Video Acid base reactions Video Acids and bases as electrolytes Video Sample problem 4.13 Video Stoichiometry of acid base reactions Video Quantifying Acid-base reactions by titration Video Oxidation reduction reactions Video Oxidation number Video Determining the oxidation number of each element in a compound or ion Video Identifying redox reactions and oxidising and reducing agents Video Examples related to engineering Video Chapter 4 pdf PDF

Units of pressure Video · 9:57 مجاني The gas laws and their experimental foundation Video Gas laws Video Avogadro’s law Video Gas behaviour at standard conditions Video The ideal gas law Video Solving gas law problems Video Gas law problems 2 Video Rearrangement of the ideal gas law Video The molar mass of a gas Video The ideal gas law and reaction Stoichiometry Video Sample problem 5.13 Video Chapter 5 pdf PDF

Forms of energy and their interconversion Video · 10:03 مجاني Heat and work : Two forms of energy transfer Video Energy transferred as work only Video The law of energy conservation and units of energy Video State functions and the path independence of the energy change Video Calculating pressure - Volume work ( PV Work ) Video Enthalpy: Changes at constant pressure Video Exothermic and Endothermic processes Video Calorimetry: Measuring the heat of a chemical and physical change Video Constant pressure Calorimetry Video Sample problem 6.6 Video Constant-Volume Calorimetry Video Stoichiometry of thermochemical equations Video Hess’s law: Finding enthalpy change of any reaction Video Standard enthalpies of reaction Video Determining d H(rxn) from d H (f) values for reactants and products Video Chapter 6 pdf PDF

The quantum mechanical model and periodic table Video · 6:13 مجاني Building up period 1. Video Building up period 2. Video Building up period 3. Video Building up period 4. Video General principles of electron configuration Video Group and period numbers. Video Intervening series, transition series and inner transition elements. Video Similar electron configuration within groups. Video Sample problem 8.2. Video Trends in atomic size. Video Periodicity of atomic size. Video Trends in ionization energy. Video Successive ionization energies. Video Chapter 8 pdf PDF

The three ways elements combine. Video · 6:59 مجاني Lewis symbols and the Octete rule. Video The ionic bonding model. Video Properties of ionic compounds Video The covalent bonding model. Video Properties of covalent bond. Video Relations of bond order, length, and energy. Video Electronegativity and bond polarity. Video Bond polarity and partial ionic character. Video An introduction to metallic bonding. Video Chapter 9 pdf PDF

Depicting molecules and ions with Lewis structure Video · 9:22 مجاني Problems on Lewis structure Video Lewis structures for molecules with multiple bonds Video VSEPR Theory Video Molecular shapes 1 Video Molecular shapes 2 Video Molecular shapes 3 Video Molecular shapes 4 Video Using VSEPR Theory to determine molecular shape Video Molecular shape and molecular polarity Video Sample problem 10.9 Video

Quantitative aspects of phase changes Video · 9:09 مجاني Sample problem 12.1 Video Phase diagrams: effect of pressure and temperature on physical state Video

Midterm review Video

GCA 1 Video

Moodle assignment Video

GCA 2 Video

Final review 1 Video Final review 2 Video

Lab chapter 1 Video

Lab equipments Video

Lab assignment 1 Video