CK-12 Foundation
Ck 12: Connecting Cellular Respiration and Photosynthesis
[Free Registration/Login may be required to access all resource tools.] How do trees help you breathe? This activity covers the connection between cellular respiration and photosynthesis and identifies the products and reactants of each.
American Chemical Society
Middle School Chemistry: Lesson Plans: Temperature and Rate of Chemical Reaction
Students experiment to see if the temperature of two clear colorless solutions affects how fast they react.
Other
Chemical Reax/exothermic Reactions
A wonderfully complete primer on exothermic reactions in the context of chemical spills. Covers Reactions with Air or Water, Combustible Organics, Polymerization Reax, Decomposition, Corrosion, and much much more.
Chem4kids
Chem4 Kids: Stoichiometry
This site provides a great overview of stoichiometry, the part of chemistry that studies amounts of substances that are involved in reactions. Content focuses on what you measure, and includes two examples.
Chemistry Collective
Chem Collective: Stoichiometry and Solution Preparation Problem
In this limiting reagents problem, students mix together solutions in different ratios in an attempt to produce a final solution that contains only 1 product.
Chemistry Collective
Chem Collective: Unknown Concentration of Dna Solution Problem
In this advanced limiting reagent problem, students use the virtual lab to determine the concentration of a solution of DNA by reacting it with known amounts of a fluorescent dye which binds to the DNA.
OpenStax
Open Stax: Chemical Reactions
This site provides an overview of the role of energy in chemical reactions.
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.
Other
Science Alive: Chemical Reactions and How You Know When You've Made Something
In this activity, middle schoolers carry out a chemical reaction in which two reactants (baking soda and hydrochloric acid) produce three products (sodium chloride, carbon dioxide gas, and water) and determine that the solid product...
Chiral Publishing
Chiral Publishing: An Introduction to Chemistry: Chemical Calculations and Chemical Equations [Pdf]
This chapter on chemical calculations and equations focuses on equation stoichiometry. Learn how to convert masses, use limiting reactants, and calculate the molarity of a solution.
Texas Instruments
Texas Instruments: Conductimetric Titration & Gravimetric Determination
Students use a Conductivity Probe to measure change in conductivity during a chemical reaction and determine the equivalence point of the reaction They determine the mass of the product and calculate the molar concentration of the...
Purdue University
Chem Ed: Chemical Reactions
Because atoms are neither created nor destroyed in a chemical reaction, the total mass of products in a reaction must be the same as the total mass of the reactants.
Chem4kids
Chem4 Kids: More About Equilibrium
Equilibrium in chemistry is two reactants combining together and then coming apart to their two parts. Review this resource featuring a way to approach chemical equilibrium.
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...
TeachEngineering
Teach Engineering: Fuel Mystery Dis Solved!
In this activity, students investigate the simulated use of solid rocket fuel by using an antacid tablet. Students observe the effect that surface area and temperature has on chemical reactions. Also, students compare the reaction time...
CK-12 Foundation
Ck 12: Plix: Balancing Chemical Equations
[Free Registration/Login Required] Before you can balance an equation, you need to count the number of each atom present in the reactants and products. Using the example that is shown here, apply the numbers and table to track how many...
BBC
Bbc: Gcse Bitesize: Calculations for All Students
Law of conservation of mass: No atoms are created or destroyed in a chemical reaction. They just join together in a different way than they were before the reaction, and form products. This means that the total mass of the products in a...
CK-12 Foundation
Ck 12: Chemistry Simulation: Flat vs. Fizzy Soda
[Free Registration/Login Required] Explore Le Chatelier's Principle by changing the volume, pressure, and temperature in a bottle of soda. Try carbonating the soda to see how adding a reactant affects the chemical equilibrium.
Utah Education Network
Uen: Hotter All the T Ime
Students will establish the degree of temperature change for a reaction and then change the concentration of one reactant.
Khan Academy
Khan Academy: Stoichiometry
How to use mole ratios from a balanced reaction to calculate amounts of reactants.
Georgia Department of Education
Ga Virtual Learning: Chemistry: Kinetics and Equilibrium
Through informational text, interactive practice problems, virtual simulations, and video clips, students learn about reaction rates and equilibrium.
Chemistry Collective
Chem Collective: Determine the Concentration of Unknown Silver Nitrate Solution
In this limiting reagents problem, students are asked to determine the amount of silver nitrate dissolved in a solution by performing a reaction with solid NaCl. In this randomized activity, each student is given a different unknown...
Chemistry Collective
Chem Collective: Chemical Remediation of Arsenic
In this problem, students determine the limiting reagent in a reaction involving the remediation of arsenic from drinking water.
Chemistry Collective
Chem Collective: Gravimetric Determination of Arsenic
Set in the context of ground water contamination in Bangladesh, this stoichiometry and analytical chemistry activity examines the issues around identifying wells contaminated with arsenic. In this activity, students perform a gravimetric...
Other popular searches
- Reactants and Products
- Limiting Reactants
- Chemistry Limiting Reactants
- Reactants of Photosynthesis
- Reactants With Vinegar
- Mass of Reactants
- Excess Reactants
- Introduction to Reactants
- Reactants of Equations