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158 Videos
Polar and Nonpolar Covalent Bonds: Definitions and Examples
Polar and Nonpolar Covalent Bonds: Definitions and Examples
1.1M
Writing Ionic Compound Formulas: Binary & Polyatomic Compounds
Writing Ionic Compound Formulas: Binary & Polyatomic Compounds
554K
Early Atomic Theory: Dalton, Thomson, Rutherford and Millikan
Early Atomic Theory: Dalton, Thomson, Rutherford and Millikan
405K
Hydrogen Bonding, Dipole-Dipole & Ion-Dipole Forces: Strong Intermolecular Forces
Hydrogen Bonding, Dipole-Dipole & Ion-Dipole Forces: Strong Intermolecular Forces
392K
Naming Ionic Compounds: Simple Binary, Transition Metal & Polyatomic Ion Compounds
Naming Ionic Compounds: Simple Binary, Transition Metal & Polyatomic Ion Compounds
331K
Chromatography, Distillation and Filtration: Methods of Separating Mixtures
Chromatography, Distillation and Filtration: Methods of Separating Mixtures
278K
Mole-to-Mole Ratios and Calculations of a Chemical Equation
Mole-to-Mole Ratios and Calculations of a Chemical Equation
260K
Using the Ideal Gas Law: Calculate Pressure, Volume, Temperature, or Quantity of a Gas
Using the Ideal Gas Law: Calculate Pressure, Volume, Temperature, or Quantity of a Gas
258K
Single-Displacement Reaction: Definition & Examples
Single-Displacement Reaction: Definition & Examples
258K
The Periodic Table: Properties of Groups and Periods
The Periodic Table: Properties of Groups and Periods
256K
Hydrates: Determining the Chemical Formula From Empirical Data
Hydrates: Determining the Chemical Formula From Empirical Data
240K
Colloids: Definition, Types & Examples
Colloids: Definition, Types & Examples
233K
Covalent Compounds: Properties, Naming & Formation
Covalent Compounds: Properties, Naming & Formation
223K
Matter: Physical and Chemical Properties
Matter: Physical and Chemical Properties
208K
Valence Electrons and Energy Levels of Atoms of Elements
Valence Electrons and Energy Levels of Atoms of Elements
207K
Electronegativity: Trends Among Groups and Periods of the Periodic Table
Electronegativity: Trends Among Groups and Periods of the Periodic Table
187K
Four Quantum Numbers: Principal, Angular Momentum, Magnetic & Spin
Four Quantum Numbers: Principal, Angular Momentum, Magnetic & Spin
185K
What is Chemical Energy? - Definition & Examples
What is Chemical Energy? - Definition & Examples
184K
Calculating Percent Composition and Determining Empirical Formulas
Calculating Percent Composition and Determining Empirical Formulas
184K
Gay-Lussac's Law: Gas Pressure and Temperature Relationship
Gay-Lussac's Law: Gas Pressure and Temperature Relationship
181K
What is Nuclear Energy? - Definition & Examples
What is Nuclear Energy? - Definition & Examples
166K
Chemical Reactions and Balancing Chemical Equations
Chemical Reactions and Balancing Chemical Equations
165K
Acid-Base Equilibrium: Calculating the Ka or Kb of a Solution
Acid-Base Equilibrium: Calculating the Ka or Kb of a Solution
159K
Redox (Oxidation-Reduction) Reactions: Definitions and Examples
Redox (Oxidation-Reduction) Reactions: Definitions and Examples
157K
Ions: Predicting Formation, Charge, and Formulas of Ions
Ions: Predicting Formation, Charge, and Formulas of Ions
151K
Atomic Number and Mass Number
Atomic Number and Mass Number
142K
Balancing Redox Reactions and Identifying Oxidizing and Reducing Agents
Balancing Redox Reactions and Identifying Oxidizing and Reducing Agents
138K
Writing and Balancing Combustion Reactions
Writing and Balancing Combustion Reactions
137K
Structure and Function of Carbohydrates
Structure and Function of Carbohydrates
132K
Types of Radioactive Decay and Their Effect on the Nucleus
Types of Radioactive Decay and Their Effect on the Nucleus
130K
The Atom
The Atom
124K
The Octet Rule and Lewis Structures of Atoms
The Octet Rule and Lewis Structures of Atoms
121K
The Relationship Between Enthalpy (H), Free Energy (G) and Entropy (S)
The Relationship Between Enthalpy (H), Free Energy (G) and Entropy (S)
117K
Ionic Compounds: Formation, Lattice Energy and Properties
Ionic Compounds: Formation, Lattice Energy and Properties
107K
Calculating Dilution of Solutions
Calculating Dilution of Solutions
103K
The Kinetic Molecular Theory: Properties of Solids and Liquids
The Kinetic Molecular Theory: Properties of Solids and Liquids
103K
The Bohr Model and Atomic Spectra
The Bohr Model and Atomic Spectra
102K
Lewis Structures: Single, Double & Triple Bonds
Lewis Structures: Single, Double & Triple Bonds
101K
Metallic Bonding: The Electron-Sea Model & Why Metals Are Good Electrical Conductors
Metallic Bonding: The Electron-Sea Model & Why Metals Are Good Electrical Conductors
96K
Ionization Energy: Trends Among Groups and Periods of the Periodic Table
Ionization Energy: Trends Among Groups and Periods of the Periodic Table
95K
Proteins IV: Primary, Secondary, Tertiary and Quaternary Structure
Proteins IV: Primary, Secondary, Tertiary and Quaternary Structure
92K
The Activity Series: Predicting Products of Single Displacement Reactions
The Activity Series: Predicting Products of Single Displacement Reactions
89K
Acid-Base Buffers: Calculating the pH of a Buffered Solution
Acid-Base Buffers: Calculating the pH of a Buffered Solution
87K
Calculating Molarity and Molality Concentration
Calculating Molarity and Molality Concentration
86K
Endothermic and Exothermic Reactions
Endothermic and Exothermic Reactions
85K
Atomic and Ionic Radii: Trends Among Groups and Periods of the Periodic Table
Atomic and Ionic Radii: Trends Among Groups and Periods of the Periodic Table
84K
London Dispersion Forces (Van Der Waals Forces): Weak Intermolecular Forces
London Dispersion Forces (Van Der Waals Forces): Weak Intermolecular Forces
80K
States of Matter and Chemical Versus Physical Changes to Matter
States of Matter and Chemical Versus Physical Changes to Matter
77K
Charles' Law: Gas Volume and Temperature Relationship
Charles' Law: Gas Volume and Temperature Relationship
75K
Organic Molecules: Alkanes, Alkenes, Aromatic Hydrocarbons and Isomers
Organic Molecules: Alkanes, Alkenes, Aromatic Hydrocarbons and Isomers
71K
Solubility and Solubility Curves
Solubility and Solubility Curves
71K
What Are Elements?
What Are Elements?
71K
Properties of Water
Properties of Water
69K
Covalent Bonds: Predicting Bond Polarity and Ionic Character
Covalent Bonds: Predicting Bond Polarity and Ionic Character
68K
The Rate of Dissolution: Factors and Definition
The Rate of Dissolution: Factors and Definition
68K
Solutions, Solutes, and Solvents
Solutions, Solutes, and Solvents
67K
Proteins I: Structure and Function
Proteins I: Structure and Function
67K
Precipitation Reactions: Predicting Precipitates and Net Ionic Equations
Precipitation Reactions: Predicting Precipitates and Net Ionic Equations
66K
Introduction to Organic Molecules I: Functional Groups
Introduction to Organic Molecules I: Functional Groups
65K
Chemical Bonds I: Covalent
Chemical Bonds I: Covalent
64K
Electron Configurations in Atomic Energy Levels
Electron Configurations in Atomic Energy Levels
62K
Transition Metals vs. Main Group Elements: Properties and Differences
Transition Metals vs. Main Group Elements: Properties and Differences
61K
Avogadro's Number: Using the Mole to Count Atoms
Avogadro's Number: Using the Mole to Count Atoms
59K
Dipoles & Dipole Moments: Molecule Polarity
Dipoles & Dipole Moments: Molecule Polarity
59K
The Electron Shell
The Electron Shell
58K
Isotopes and Average Atomic Mass
Isotopes and Average Atomic Mass
56K
Decomposition and Synthesis Reactions
Decomposition and Synthesis Reactions
55K
The Bronsted-Lowry and Lewis Definition of Acids and Bases
The Bronsted-Lowry and Lewis Definition of Acids and Bases
54K
The Laws of Thermodynamics
The Laws of Thermodynamics
51K
VSEPR Theory & Molecule Shapes
VSEPR Theory & Molecule Shapes
50K
Boyle's Law: Gas Pressure and Volume Relationship
Boyle's Law: Gas Pressure and Volume Relationship
50K
Assigning Oxidation Numbers to Elements in a Chemical Formula
Assigning Oxidation Numbers to Elements in a Chemical Formula
49K
Calculating Reaction Yield and Percentage Yield from a Limiting Reactant
Calculating Reaction Yield and Percentage Yield from a Limiting Reactant
47K
Dalton's Law of Partial Pressures: Calculating Partial & Total Pressures
Dalton's Law of Partial Pressures: Calculating Partial & Total Pressures
46K
The Relationship Between Free Energy and the Equilibrium Constant
The Relationship Between Free Energy and the Equilibrium Constant
46K
Changes in Heat and Energy Diagrams
Changes in Heat and Energy Diagrams
44K
Lewis Dot Structures: Polyatomic Ions
Lewis Dot Structures: Polyatomic Ions
44K
Pressure: Definition, Units, and Conversions
Pressure: Definition, Units, and Conversions
44K
Introduction to Organic Molecules II: Monomers and Polymers
Introduction to Organic Molecules II: Monomers and Polymers
43K
Nuclear Reaction: Definition & Examples
Nuclear Reaction: Definition & Examples
43K
The Kinetic Molecular Theory: Properties of Gases
The Kinetic Molecular Theory: Properties of Gases
42K
Neutralization and Acid-Base Reactions
Neutralization and Acid-Base Reactions
39K
Limiting Reactants & Calculating Excess Reactants
Limiting Reactants & Calculating Excess Reactants
39K
The pH Scale: Calculating the pH of a Solution
The pH Scale: Calculating the pH of a Solution
38K
Functional Groups in Organic Molecules
Functional Groups in Organic Molecules
38K
Chemical Bonds II: Ionic
Chemical Bonds II: Ionic
35K
Acids and Bases
Acids and Bases
35K
Coordination Chemistry: Bonding in Coordinated Compounds
Coordination Chemistry: Bonding in Coordinated Compounds
35K
Using a RICE Table in Equilibrium Calculations
Using a RICE Table in Equilibrium Calculations
35K
Second Law of Thermodynamics: Entropy and Systems
Second Law of Thermodynamics: Entropy and Systems
34K
Proteins II: Amino Acids, Polymerization and Peptide Bonds
Proteins II: Amino Acids, Polymerization and Peptide Bonds
33K
Diffusion and Effusion: Graham's Law
Diffusion and Effusion: Graham's Law
33K
Rate of a Chemical Reaction: Modifying Factors
Rate of a Chemical Reaction: Modifying Factors
31K
Weak Acids, Weak Bases, and Buffers
Weak Acids, Weak Bases, and Buffers
30K
Molar Volume: Using Avogadro's Law to Calculate the Quantity or Volume of a Gas
Molar Volume: Using Avogadro's Law to Calculate the Quantity or Volume of a Gas
30K
Mass-to-Mass Stoichiometric Calculations
Mass-to-Mass Stoichiometric Calculations
30K
Using Colligative Properties to Determine Molar Mass
Using Colligative Properties to Determine Molar Mass
29K
Real Gases: Using the Van der Waals Equation
Real Gases: Using the Van der Waals Equation
28K
The Diagonal Relationship, Metallic Character, and Boiling Point
The Diagonal Relationship, Metallic Character, and Boiling Point
27K
The Arrhenius Definition of Acids and Bases
The Arrhenius Definition of Acids and Bases
27K
Molecular Orbital Theory: Tutorial and Diagrams
Molecular Orbital Theory: Tutorial and Diagrams
27K
Basic Properties of Chemical Reactions
Basic Properties of Chemical Reactions
27K
Real Gases: Deviation From the Ideal Gas Laws
Real Gases: Deviation From the Ideal Gas Laws
27K
Chemical Bonds III: Polar Covalent
Chemical Bonds III: Polar Covalent
27K
Equilibrium: Chemical and Dynamic
Equilibrium: Chemical and Dynamic
27K
The Ideal Gas Law and the Gas Constant
The Ideal Gas Law and the Gas Constant
26K
Using Orbital Hybridization and Valence Bond Theory to Predict Molecular Shape
Using Orbital Hybridization and Valence Bond Theory to Predict Molecular Shape
25K
Common Chemical Reactions and Energy Change
Common Chemical Reactions and Energy Change
25K
Equilibrium Constant (K) and Reaction Quotient (Q)
Equilibrium Constant (K) and Reaction Quotient (Q)
25K
Crystal Structures and the Unit Cell
Crystal Structures and the Unit Cell
24K
Ionic Bonds: Definitions and Examples
Ionic Bonds: Definitions and Examples
23K
Using Hess's Law to Calculate the Change in Enthalpy of a Reaction
Using Hess's Law to Calculate the Change in Enthalpy of a Reaction
22K
Solubility Equilibrium: Using a Solubility Constant (Ksp) in Calculations
Solubility Equilibrium: Using a Solubility Constant (Ksp) in Calculations
22K
Mass-Energy Conversion, Mass Defect and Nuclear Binding Energy
Mass-Energy Conversion, Mass Defect and Nuclear Binding Energy
22K
Proteins III: Structure and Characteristics of the 20 Amino Acids
Proteins III: Structure and Characteristics of the 20 Amino Acids
22K
LeChatelier's Principle: Disruption and Re-Establishment of Equilibrium
LeChatelier's Principle: Disruption and Re-Establishment of Equilibrium
22K
Titration of a Strong Acid or a Strong Base
Titration of a Strong Acid or a Strong Base
22K
Phase Changes and Heating Curves
Phase Changes and Heating Curves
22K
State Functions in Thermochemistry
State Functions in Thermochemistry
21K
Predicting the Entropy of Physical and Chemical Changes
Predicting the Entropy of Physical and Chemical Changes
21K
Activation Energy and Catalysts
Activation Energy and Catalysts
21K
Stoichiometry: Calculating Relative Quantities in a Gas or Solution
Stoichiometry: Calculating Relative Quantities in a Gas or Solution
21K
Enthalpy: Energy Transfer in Physical and Chemical Processes
Enthalpy: Energy Transfer in Physical and Chemical Processes
19K
Solutions, Electrolytes and Nonelectrolytes
Solutions, Electrolytes and Nonelectrolytes
19K
Titrations with Weak Acids or Weak Bases
Titrations with Weak Acids or Weak Bases
18K
The Boltzmann Distribution: Temperature and Kinetic Energy of Gases
The Boltzmann Distribution: Temperature and Kinetic Energy of Gases
18K
Colligative Properties and Raoult's Law
Colligative Properties and Raoult's Law
17K
Rate Constant and Rate Laws
Rate Constant and Rate Laws
17K
Dissociation Constant and Autoionization of Water
Dissociation Constant and Autoionization of Water
16K
Covalent Bonding and Electron Shells: Definitions, Relationship & the Octet Rule
Covalent Bonding and Electron Shells: Definitions, Relationship & the Octet Rule
16K
The Common Ion Effect and Selective Precipitation
The Common Ion Effect and Selective Precipitation
15K
Reaction Mechanisms and The Rate Determining Step
Reaction Mechanisms and The Rate Determining Step
14K
Collision Theory: Definition & Significance
Collision Theory: Definition & Significance
14K
Rate of a Chemical Reaction: Effect of Temperature
Rate of a Chemical Reaction: Effect of Temperature
13K
Lewis Dot Structures: Resonance
Lewis Dot Structures: Resonance
13K
Intramolecular Bonding and Identification of Organic and Inorganic Macromolecules
Intramolecular Bonding and Identification of Organic and Inorganic Macromolecules
11K
Heat Transfer & Phase Changes
Heat Transfer & Phase Changes
10K
Using Atoms and Ions to Determine Molecular Formulas
Using Atoms and Ions to Determine Molecular Formulas
9K
Free Energy: Predicting the Spontaneity of a Reaction
Free Energy: Predicting the Spontaneity of a Reaction
6.4K
Chemical Kinetics, Reaction Rate Constant & Equilibrium Constant
Chemical Kinetics, Reaction Rate Constant & Equilibrium Constant
5.7K
Oxidation & Reduction Reactions in the Metabolism: Process & Significance
Oxidation & Reduction Reactions in the Metabolism: Process & Significance
33K
How Amino Acids Form Protein
How Amino Acids Form Protein
53K
Acid Deposition: Definition, Causes & Effects
Acid Deposition: Definition, Causes & Effects
34K
Antimicrobial Peptides: Definition and Use Against Microbes
Antimicrobial Peptides: Definition and Use Against Microbes
7.5K
Soil Conservation: Fighting Soil Erosion With Sustainable Soil Use
Soil Conservation: Fighting Soil Erosion With Sustainable Soil Use
23K
Biochemical Reactions: Synthesis and Decomposition
Biochemical Reactions: Synthesis and Decomposition
46K
Lactose Intolerance and the Major Disaccharides: Definition, Structure & Examples
Lactose Intolerance and the Major Disaccharides: Definition, Structure & Examples
13K
Chemical Digestion of Carbohydrates: Definition & Process
Chemical Digestion of Carbohydrates: Definition & Process
43K
Lipids Digestion and Absorption
Lipids Digestion and Absorption
273K
Carbohydrate Digestion and Absorption: Process & End Products
Carbohydrate Digestion and Absorption: Process & End Products
199K
Gas Exchange: Diffusion & Partial Pressure Gradients
Gas Exchange: Diffusion & Partial Pressure Gradients
96K
External and Internal Respiration in the Lungs: Definition & Process
External and Internal Respiration in the Lungs: Definition & Process
165K
The Role of Ribosomes and Peptide Bonds in Genetic Translation
The Role of Ribosomes and Peptide Bonds in Genetic Translation
33K
What Is DNA Replication? - Conservative, Semi-Conservative & Dispersive Models
What Is DNA Replication? - Conservative, Semi-Conservative & Dispersive Models
241K
The Water Cycle: Precipitation, Condensation, and Evaporation
The Water Cycle: Precipitation, Condensation, and Evaporation
430K
Biogeochemical Cycling and the Phosphorus Cycle
Biogeochemical Cycling and the Phosphorus Cycle
21K
Xylem: The Effect of Transpiration and Cohesion on Function
Xylem: The Effect of Transpiration and Cohesion on Function
28K
Osmosis, Diffusion and Saturation
Osmosis, Diffusion and Saturation
36K

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