Search this site
Skip to main content
Skip to navigation
Mr. Powell's Science
Home
Office Hours and Tutoring
About Mr. Powell
Chemistry
1st Semester
Chapter 1 - Intro. to Chemistry
1.1 Chemistry
Chapter 2 - Matter and Change
2.1 - Properties of Matter
2.2 - Mixtures
2.3 - Elements and Compounds
2.4 - Chemical Reactions
Chapter 3 - Scientific Measurement
3.1 - Measurements and Their Uncertainty
3.2 - The International System of Units
3.3 - Conversion Problems
3.4 - Density
Chapter 4 - Atomic Structure
4.1 - Defining the Atom
4.2 - Structure of the Nuclear Atom
4.3 - Distinguishing Among Atoms
Chapter 5 - Electrons in Atoms
5.1 - Models of the Atom
5.2 - Electron Arrangement of Atoms
5.3 - Physics and the Quantum Mechanical Model
Chapter 6 - The Periodic Table
6.1 Organizing the Elements
6.2 - Classifying the Elements
6.3 - Periodic Trends
Chapter 7 - Ionic and Metallic Bonding
7.1 - Ions
7.2 - Ionic Bonds and Ionic Compounds
7.3 - Bonding in Metals
Chapter 8 - Covalent Bonding
8.1 - Molecular Compounds
8.2 - The Nature of Covalent Bonding
8.3 - Bonding Theories
8.4 - Polar Bonds and Molecules
Chapter 9 - Chemical Names and Formulas
9.1 - Naming Ions
9.2 - Naming and Writing Ionic Compounds
9.3 - Naming and Writing Molecular Compounds
9.4 - Naming and Writing Acids and Bases
9.5 - The Laws Governing Formulas and Names
2nd Semester
Chapter 10 - Chemical Quantities
10.1 - The Mole: A Measurement of Matter
10.2 - Mole-Mass and Mole-Volume Relationships
10.3 - Percent Composition and Chemical Formulas
Chapter 11 - Chemical Reactions
Section 11.1 -- Describing Chemical Reactions
Secton 11.2 - Types of Chemical Reactions
Section 11.3 - Reactions in Aqueous solutions
Chapter 12 - Stoichiometry
12.1 - The Arithmetic of Equations
12.2 - Chemical Calculations
12.3 - Limiting Reagent and Percent Yield
Chapter 13 - States of Matter
Section 13.1 Videos
13.2 - The Nature of Liquids
13.3 - The Nature of Solids
13.4 - Changes of State
Chapter 14 - The Behavior of Gases
14.1 -Properties of Gases
14.2 -The Gas Laws
14.3 - Ideal Gases
14.4 - Gases: Mixtures and Movements
Chapter 15 - Water and Aqueous Systems
15.1 - Water and its Properties
15.2 - Homogeneous Aqueous Systems
15.3 - Heterogeneous Aqueous Systems
Chapter 16 - Solutions
16.1 - Properties of Solutions
16.2 - Concentrations of Solutions
16.3 - Colligative Properties of Solutions
16.4 - Calculations Involving Colligative Properties
Chapter 17 - Thermochemistry
17.1 - The Flow of Energy - Heat and Work
17.2 - Measuring and Expressing Enthalpy Changes
17.3 - Heat in Changes of State
17.4 - Calculating Heats of Reaction
Chapter 18 - Reaction Rates and Equilibrium
18.1 - Rates of Reaction
18.2 - Reversible Reactions and Equilibrium
18.3 - Solubility Equilibrium
18.4 - Entropy and Free Energy
18.5 - The Progress of Chemical Reactions
Chapter 19 - Acids, Bases, and Salts
19.1 - Acid-Base Theories
19.2 - Hydrogen Ions and Acidity
19.3 - Strengths of Acids and Bases
19.4 - Neutralization Reactions
19.5 - Salts in Solution
Chapter 20 - Oxidation-Reduction Reactions
20.1 - The Meaning of Oxidation and Reduction
20.2 - Oxidation Numbers
20.3 - Balancing Redox Equations
Chapter 21 - Electrochemistry
21.1 - Electrochemical Cells
21.2 - Half-Cells and Cell Potentials
21.3 - Electrolytic Cells
Chapter 25 - Nuclear Chemistry
25.1 - Nuclear Radiation
25.2 - Nuclear Transformations
25.3 - Fission and Fusion of Atomic Nuclei
25.4 - Radiation in Your Life
Physics
1st Semester
Chapter 1
Chapter 2
Chp. 2 - Video
Chapter 3
Section 1
Section 2
Section 3
Section 4
Chp. 3 - Videos
Chapter 4
Chp. 4 - Videos
2nd Semester
Chapter 5
Chp. 5 - Videos
Chapter 6
Chp. 6 - Videos
Chapter 7
Chp. 7 - Videos
Chapter 8
Chp. 8 - Videos
Chapter 9
Chp 9 - Videos
Chapter 10
Chp. 10 - Videos
Chapter 11
Chp. 11 - Videos
Chapter 12
Chp. 12 - Videos
Chapter 13
Chp. 13 - Videos
Chapter 14
Chp. 14 - Video
Chapter 15
Chp. 15 - Videos
Chapter 16
Chp. 16 - Videos
Chapter 17
Chp. 17 - Videos
Chapter 18
Chp. 18 - Videos
Chapter 19
Chp. 19 - Videos
Chapter 20
Chp. 20 - Videos
Chapter 21
Chp. 21 - Videos
Chapter 22
Chp. 22 - Videos
Projects
CO2 Dragsters
Catapult Challenge
Rockets
Egg Launch
Mr. Powell's Science
10.3 - Percent Composition and Chemical Formulas
The Percent Composition of a Compound
Empirical Formulas
Molecular Formulas
Report abuse
Report abuse