Science Buddies
Science Buddies: Build a 'Breath Spray Bomb' to Study Small Explosion
Hold onto your hats. In this science fair project, you will make a device that sends a film canister across the room with a small chemical explosion. The energy for the explosion is derived from the combustion of ethanol. You will...
CK-12 Foundation
Ck 12: Chemical Equations
[Free Registration/Login may be required to access all resource tools.] Students explore mass relations between reactants and products for a given chemical process, and practice balancing chemical equations.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Balancing Chemical Equations
How does one know if a chemical equation is balanced? What can be changed to balance an equation? Play a game to test ideas!
TeachEngineering
Teach Engineering: Hydrogen Oxygen Reaction Lab
This lab exercise exposes students to a potentially new alternative energy source-hydrogen gas. Student teams are given a hydrogen generator and an oxygen generator. They balance the chemical equation for the combustion of hydrogen gas...
Science Education Resource Center at Carleton College
Serc: Lab: Conservation of Mass
This lab experiment shows students that mass is not gained or lost during a chemical reaction. Lab also includes a set of lab questions that requires students to balance the chemical equation for the reaction that occurs in this lab.
Concord Consortium
Concord Consortium: Stem Resources: Chemical Reactions
This web-based activity gives students an opportunity to write chemical reactions, balance chemical equations, and explain what is happening during a given chemical reaction. Also addressed is the effects of concentration and temperature...
American Chemical Society
Middle School Chemistry: Lesson Plans: Forming a Precipitate
Students investigate the concept of a precipitate by combining two clear, colorless solutions that produce a solid.
American Chemical Society
Middle School Chemistry: Controlling Amount of Products in a Chemical Reaction
Students analyze the chemical equation for the reaction between vinegar and baking soda. They observe that the gas produced in the reaction is also part of the products of the written chemical equation.
Simon Fraser University
Chem1 Virtual Textbook: Chemical Equations and Calculations
As part of the "Basic Atomics" section of the Virtual Textbook, chemical equations are examined here. Equations involving ions and limiting-reactant problems are also discussed.
Other
Widener University: Balancing Chemical Reactions
Practice your balancing chemical equations skills with this interactive exercise. Students are given equations that need to be balanced. Tutorial gives immediate feedback by telling the students they are correct or incorrect. After...
CK-12 Foundation
Ck 12: Stoichiometric Calculations
[Free Registration/Login may be required to access all resource tools.] Based on the balanced chemical equation, students will calculate the masses or moles of reactants or products generated in a given reaction. They will also convert...
CK-12 Foundation
Ck 12: Biology: Biochemical Reactions
[Free Registration/Login may be required to access all resource tools.] Introduction to chemical reactions and equations.
CK-12 Foundation
Ck 12: Chemistry: Reactants and Products
[Free Registration/Login may be required to access all resource tools.] Defines reactant, product, and chemical equation.
CK-12 Foundation
Ck 12: Physical Science: Balancing Chemical Equations
[Free Registration/Login may be required to access all resource tools.] How to balance a chemical equation and using coefficients.
CK-12 Foundation
Ck 12: Physical Science: Chemical Equations
[Free Registration/Login may be required to access all resource tools.] An overview of chemical equations.
Sophia Learning
Sophia: Chemical Equation: Balancing
Use this narrated tutorial to help understand how to balance a chemical equation using coefficients and leaving formula subscripts unchanged. [9:35]
Sophia Learning
Sophia: Converting From Mass to Particles Using a Balanced Chemical Equation
A narrated screencast explaining how to use a balanced chemical equation to determine the number of particles of a substance given the starting mass of another substance. [4:46]
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...
CK-12 Foundation
Ck 12: Chemical Reactions
[Free Registration/Login may be required to access all resource tools.] What happens in a chemical reaction is explained, along with how it is represented by a chemical equation. In a chemical reaction, the law of conservation of matter...
Frostburg State University
General Chemistry Online: Chemical Change Faq
Investigate the answers to many commonly asked questions about chemical change. This comprehensive list will address chemical equations and double displacement reactions in addition to other topics.
Khan Academy
Khan Academy: Balancing Chemical Equations 1
Practice balancing this chemical equation. A hint or video tutorials are available if you need help.
Sophia Learning
Sophia: Balancing Chemical Equations: Lesson 3
This lesson will explain how to balance a chemical reaction. It is 3 of 6 in the series titled "Balancing Chemical Equations."
Sophia Learning
Sophia: Balancing Chemical Equations: Lesson 6
This lesson will explain how to balance a chemical reaction. It is 6 of 6 in the series titled "Balancing Chemical Equations."
Sophia Learning
Sophia: Chemical Reactions: Lesson 5
This lesson introduces the process of writing the equation for chemical reactions. It is 5 of 9 in the series titled "Chemical Reactions."