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Shapes of Orbitals - AP Chemistry
This AP Chemistry video explains the shapes of s and p orbitals, which are obtained from quantum mechanics.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Removing Discontinuities - AP Calculus AB/BC
This AP Caluclus AB/BC video explains how to identify and remove removable discontinuities.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Vectors, Addition, Subtraction, Scaling - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video explains vector addition and subtraction using the parallelogram and head-to-tail methods, scaling vectors, and the commutativity of vector addition and subtraction.
This video is part of Unit 2 of AP Physics C (Mechanics) on Newton's Laws of Motion.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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String Objects, Java, Initialisation, Concatenation, Literals - AP Computer Science A
This AP Computer Science A explains how string objects are created and stored in computer memory, direct and dynamic initialision, concatentation and literals.
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Energy Levels, Shells, Subshells, Orbitals - AP Chemistry
This AP Chemistry video explains the types of shells, subshells and orbitals present in an atom at different energy levels.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Confirming Continuity over an Interval, Examples - AP Calculus AB/BC
This AP Calculus AB/BC video covers worked examples on detemining the intervals over which a function is continuous.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Projectile Motion, Kinematics, 2D motion, Examples - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video covers worked examples on projectile motion in 2D.
This video is part of Unit 1 of AP Physics C (Mechanics) on Kinematics.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Non-void Methods, Return Values - AP Computer Science A
This AP Computer Science A explains non-void methods and their return values.
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Coulomb Force, Bohr Model, Atoms - AP Chemistry
This AP Chemistry video explains Coulomb's law and the forces between charges in an atom using the simplified Bohr model.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Confirming Continuity over an Interval - AP Calculus AB/BC
This AP Calculus AB/BC video explains how to confirm the continuity of a function over an interval.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Projectile Motion, Kinematics, 2D Motion - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video derives the big five kinematic equations for projectile motion in 2D.
This video is part of Unit 1 of AP Physics C (Mechanics) on Kinematics.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Void Methods with Parameters, Function Overloading - AP Computer Science A
This AP Computer Science A explains how void methods with parameters are defined and called, and their properties. Function overloading is also covered.
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Composition of Mixtures, Examples - AP Chemistry
This AP Chemistry video covers worked examples on the composition of mixtures.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Defining Continuity at a Point, Examples - AP Calculus AB/BC
This AP Calculus AB/BC video covers worked examples on determining if a function is continuous at a point.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Kinematics, 1D Motion, Big Five, Advanced, Example - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video covers a worked example on a kinematics problem that involves uniform acceleration in 1D.
This video is part of Unit 1 of AP Physics C (Mechanics) on Kinematics.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Void Methods, Classes, Objects - AP Computer Science A
This AP Computer Science A explains how void methods are defined and called, and their properties.
Post your comments/questions below and please subscribe.
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Composition of Mixtures, Formula Units - AP Chemistry
This AP Chemistry video explains the composition of mixtures and formula units using several examples.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Defining Continuity at a Point - AP Calculus AB/BC
This AP Calculus AB/BC video explains three conditions that must be satisfied for a function to be continuous at a point.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Kinematics, 1D Motion, Non-uniform Acceleration, Examples - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video covers worked examples on kinematics problems that involves non-uniform acceleration in 1D.
This video is part of Unit 1 of AP Physics C (Mechanics) on Kinematics.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Creating Objects, Instantiation, Constructors, Classes, Java - AP Computer Science A
This AP Computer Science A explains how objects are created in Java by instantiating classes using constructors.
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Empirical Formula, Molecular Formula, Examples - AP Chemistry
This AP Chemistry video covers worked examples on finding the empirical or molecular formula of a compound in a pure substance.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Types of Discontinuities, Removable, Essential, Jump, Examples - AP Calculus AB/BC
This AP Calculus AB/BC video provides practice problems on identifying the different types of discontinuities using the graphical and analytical representations of a function.
This video is part of Unit 1 of AP Calculus AB/BC on Limits and Continuity.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Kinematics, Big Five, Examples - AP Physics C (Mechanics)
This AP Physics C (Mechanics) video covers worked examples on the big five kinematic equations (1D motion).
This video is part of Unit 1 of AP Physics C (Mechanics) on Kinematics.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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Intro to Classes and Objects, Java - AP Computer Science A
This AP Computer Science A video provides an introduction to classes and objects in Java.
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Pure Substances, Percent Composition, Example - AP Chemistry
This AP Chemistry video covers a worked example on determining the percentage composition of each element in a pure substance.
This video is part of Unit 1 of AP Chemistry on Atomic Structure and Properties.
You can contact me through the comments and community section, or email me at drofeng@gmail.com for questions.
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