Chem Tutor
Chem Tutor: Dissolving Gases Into Liquids
Description of the factors influencing gas solubility. This site also provides other chemistry related questions. Topics include dissolving solids into liquids, concentration, and stoichiometry.
Frostburg State University
General Chemistry Online: Gases Faq
Float away with the answers to many frequently asked questions about gases. Understand Avogadro, reaction stoichiometry and more.
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Chemical Calculations and Equations: Study Guide [Pdf]
Use this study guide to help review information about chemical calculations and chemical equations. Study everything from equation stoichiometry to molarity of substances.
University of Waterloo (Canada)
University of Waterloo: Excess and Limiting Reagents
Very good site which gives an explanation, example and skill building questions over limiting reagents.
Frostburg State University
General Chemistry Online: Limiting Reactant Problem
Explains the essence of limiting reactant problems using a sample problem: How can an amount of product (KNO3) be predicted from amounts for two reactants (KCl and HNO3)? Shows the work and explains how to solve these types of problems.
Michael Blaber, PhD
Florida State Univ.: Stoichiometry: Chemical Formulas and Equations
Determining empirical formula from analytical data, and determing molecular formula from empirical formula, with flow charts and sample calculations.
Cosmo Learning
Cosmo Learning: Junior Chemistry With Chemguy
A collection of video lectures to teach junior high students topics in chemistry. Lectures cover topics in understanding the periodic table, compounds, chemical bonding, Avogadro's number, balancing chemical equations, stoichiometry,...
Cosmo Learning
Cosmo Learning: General Chemistry
A collection of video lectures from a general chemistry course taught at the University of California, Berkeley. The course teaches periodic table, chemical bonds, molecular shape, phase changes, chemical reactions, stoichiometry,...
Cosmo Learning
Cosmo Learning: Ap Chemistry With Chemguy
Need to review a topic for AP Chemistry? This site features a collection of video lectures covering the curriculum of AP Chemistry. The lectures are broken up by topics and vary in length. Lectures cover thermodynamics, bonding,...
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...
Chemistry Collective
Chem Collective: Mission Critical Chemistry
Students use stoichiometry and thermochemistry to design a new fuel for a mission to Mars. In this activity, students work in teams using the virtual lab to characterize a new set of oxidants and reductants that can serve as a fuel for...
Chemistry Collective
Chem Collective: Equilibrium Simulation
This applet is similar to the stoichiometry simulation but applies to chemical reactions that do not go to completion. The calculation of the equilibrium state of such reactions is typically covered months after students learn how to...
Khan Academy
Khan Academy: Gravimetric Analysis and Precipitation Gravimetry
Definition of precipitation gravimetry, and an example of using precipitation gravimetry to determine the purity of a mixture containing two salts.
Khan Academy
Khan Academy: Introduction to Gravimetric Analysis: Volatilization Gravimetry
Introduction to volatilization gravimetry and precipitation gravimetry. An example using volatilization gravimetry to determine the purity of a metal hydrate mixture.
Texas Instruments
Texas Instruments: Titration Experiment
This activity is a fast and safe microscale experiment which allows students to quickly determine the molarity of three weak acids (vinegar, soda, and citric acid). Since the process involves a monoprotic, diprotic, and a triprotic acid,...
Science Education Resource Center at Carleton College
Serc: Combustion or Oxidation
Young scholars burn a magnesium strip to reinforce the concepts of chemical vs. physical changes, reaction types, conservation of mass, formulas and equations, stoichiometry, Lewis structures, and to explore the concept of...
Chemistry Collective
Chem Collective: Mixed Reception
Participate in the investigation of a virtual crime scene using chemistry concepts to solve a mysterious death. The 40-50 minute activity can be used as a classroom lab or as a homework assignment. Additionally, teachers may request a...
Iowa State University
Iowa State University: Amount of Water in a Crystalline Solid Hydrate
This tutorial is linked to a computer simulation and helps strengthen student's understanding of percentage yield.
CK-12 Foundation
Ck 12: Stoichiometric Calculations
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will learn to calculate the amount in moles of a reactant or product from the mass of another reactant or product. They...
CK-12 Foundation
Ck 12: Mole Ratios
[Free Registration/Login may be required to access all resource tools.] In this learning module, students will learn how to calculate and account for the amounts of reactants and products in a given chemical reaction.
CK-12 Foundation
Ck 12: Flex Book Textbooks: Chemistry Second Edition
[Free Registration/Login may be required to access all resource tools.] A complete, web-based, multi-media textbook covering a wide variety of Chemistry concepts.
TeachEngineering
Teach Engineering: Bridging to Polymers: Thermoset Lab
Students act as engineers to learn about the strengths of various epoxy-amine mixtures, and observe the unique characteristics of different mixtures of epoxies and hardeners. Student groups make and optimize thermosets by combining two...
Other
The Catalyst Chemistry Resources for Teachers
This site directs teachers to relevant information for use in the teaching of chemistry. The site's content includes projects, demos, labs and activities, and more.
Chemistry Collective
Chem Collective: Current Collection of Virtual Lab Problems
A collection of over 30 virtual chemistry problems with accompanying interactive activities. Each problem includes a word file for potential differentiation in your classroom.
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