Sophia Learning
Sophia: Enzymes Proteins That Pack a Punch!
Through a combination of slide show tutorials and a video demonstration, learn how enzymes work. [3:00]
Sophia Learning
Sophia: Identify Enthalpy of Reaction
A video tutorial explaining the enthalpy of a reaction using an energy diagram. [2:42]
Sophia Learning
Sophia: Limiting Reactant Identifying
Watch this tutorial, and learn how to identify the limiting reactant in a chemical reaction. [7:04]
Sophia Learning
Sophia: Limiting Reactant Percent Yield
A video lesson which explains how to determine the percent yield of a substance using the theoretical yield of the chemical reaction. [5:13]
Sophia Learning
Sophia: Spontaneity of a Chemical Reaction
Find out what entropy and enthalpy have to do with a spontaneous chemical reaction. [3:44]
Wyzant
Wyzant: Reactions
A good resource on chemical reactions, organized by topic: "Examples of chemical changes," "Chemical equations of chemical reactions," "Balancing equations," "Synthesis reactions," "Decomposition reactions," "Single replacement...
Sophia Learning
Sophia: Factors Affecting Reaction Rate
This lesson will describe the factors affecting reaction rate, including temperature, stirring (agitation), surface area (particle size), concentration.
Chem4kids
Chem4 Kids: Measuring Reaction Rates
There are a variety of rates scientists measure when studying chemical reactions. This resource highlights five rates often measured.
Science Buddies
Science Buddies: Project Ideas: Crime Scene Chemistry: The Light of Luminol
Experiment with the chemical called luminol, which emits a blue light when it reacts with other chemicals. This science fair project explores whether temperature affects the amount of light emitted. The Science Buddies project ideas are...
Sophia Learning
Sophia: Changes in Volume/pressure at Equilibrium
A guided screencast which explains how to identify a shift in equilibrium based on changes in volume or pressure. [6:15]
Sophia Learning
Sophia: Chemical Reactions: Stoichiometry
This lesson on stoichiometry demonstrates how to use a balanced chemical equation to determine the mass of a product given the starting mass of a reactant. [7:55]
Maryland Science Center
Maryland Science Center: Baggie Blast [Pdf]
See what happens when you mix vinegar, water, and baking soda.
Maryland Science Center
Maryland Science Center: Bouncy Balls [Pdf]
Use simple materials in a chemical reaction to create a bouncy ball, and learn about long-chain polymers.
Maryland Science Center
Maryland Science Center: Bubbling Cauldron Dough [Pdf]
Create a dough using simple ingredients and make it bubble like a brew in a cauldron by causing an acid-base reaction.
Maryland Science Center
Maryland Science Center: Burning Money [Pdf]
An interesting chemical reaction experiment where a dollar bill is set on fire. When the flame dies out, students are asked to explain why that happened.
Maryland Science Center
Maryland Science Center: Caramel Chemistry [Pdf]
This activity demonstrates the Maillard Reaction, which explains how browning and flavor develop when something is cooked.
Maryland Science Center
Maryland Science Center: Milk Plastic [Pdf]
A simple experiment to create a chemical reaction between milk and vinegar, with the product being a type of plastic.
Maryland Science Center
Maryland Science Center: Chameleon Jelly [Pdf]
Students learn about chemical reactions that produce a color change in this simple experiment involving jelly.
BBC
Bbc: Gcse Bitesize: Heat Energy Changes in Chemical Reactions
This lesson focuses on heat energy changes in chemical reactions. Exothermic reactions transfer energy to the surroundings. Endothermic reactions take in energy from the surroundings. It also offers links to a video and a test.
Science Struck
Science Struck: Chemical Change Examples That We See Around Us
Explains what a chemical change is and how to identify one. Provides examples of chemical changes that are often seen in organic and inorganic compounds.
Frostburg State University
General Chemistry Online: Ten Signs of Chemical Change
Resource provides the ten signs that tell when a chemical change has occured. Each sign has a detailed explanation.
CK-12 Foundation
Ck 12: Chemistry: Energy in Chemistry
[Free Registration/Login may be required to access all resource tools.] Covers energy involved in chemical reactions and applications of energy in today's world in this tutorial.
Upper Canada District School Board
Tom Stretton's Advanced Placement Chemistry: Stoichiometry
This online textbook chapter provides learners with advanced-level reading and practice material on stoichiometry
Alabama Learning Exchange
Alex: Chemistry Is Colorful!!!
For this lesson, students are introduced to the 5 major types of chemical reactions. Each reaction type will be analyzed and specific examples will be noted. Students will then perform a lab investigation which includes each of the...