+
Worksheet
Curated OER

Chemical Equilibrium Homework Problem Set

For Students 10th - 11th
In this chemistry worksheet, students write an equilibrium expression for each of the chemical reactions listed. Then they use the equilibrium constant to calculate the equilibrium pressure of each species under the given conditions.
+
Handout
Other

Chemical Reax/exothermic Reactions

For Students 9th - 10th
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.
+
Lesson Plan
American Chemical Society

Middle School Chemistry: Lesson Plans: What Is a Chemical Reaction?

For Teachers 9th - 10th
After observing a demonstration of a chemical reaction between a burning candle and the oxygen in the air, learners use atom model cut-outs to model the reaction and see that all the atoms in the reactants show up in the products.
+
Unit Plan
OpenStax

Open Stax: Chemical Reactions

For Students 9th - 10th
This site provides an overview of the role of energy in chemical reactions.
+
Lesson Plan
American Chemical Society

Middle School Chemistry: Controlling Amount of Products in a Chemical Reaction

For Teachers 9th - 10th
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.
+
Lesson Plan
Science Education Resource Center at Carleton College

Serc: How Big Is the Balloon?

For Teachers 9th - 10th
A chemistry lab where young scholars investigate limiting reagents and balanced chemical equations. A simple experiment that gives students a physical example of what limiting reactant means.
+
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Investigating Chemical Reactions: Factors Which Influence Rate of Reaction

For Teachers 9th - 10th
In this activity, students investigate and discover how surface area, concentration, and temperature affect the rate of a chemical reaction. This lab is designed for students to practice good experimental tests of hypotheses, synthesize...
+
Activity
Center of Science and Industry

Cosi Columbus: Sidewalk Chalk

For Teachers 3rd - 8th
Make your own sidewalk chalk, and learn about chemical reactions. During the procedure, feel the heat as energy is released in an exothermic reaction.
+
Unit Plan
CK-12 Foundation

Ck 12: Chemistry: Reactants and Products

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Defines reactant, product, and chemical equation.
+
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Reactants and Products

For Students 7th - 9th
[Free Registration/Login may be required to access all resource tools.] Reactants and products in chemical reactions and the relationship between reactants and products.
+
Unit Plan
CK-12 Foundation

Ck 12: Chemistry: Conservation of Mass

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Describes the law of conservation of mass.
+
Unit Plan
CK-12 Foundation

Ck 12: Physical Science: Chemical Reaction Overview

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Provides an introduction to chemical reactions.
+
Unit Plan
Sophia Learning

Sophia: Chemical Reaction Types: Synthesis

For Students 9th - 10th
A video lesson which illustrates how to identify and complete a synthesis chemical reaction. [8:08]
+
Unit Plan
Sophia Learning

Sophia: Chemical Reaction Types: Synthesis

For Students 9th - 10th
A narrated tutorial which describes how to identify and complete a synthesis reaction. [9:55]
+
Unit Plan
Sophia Learning

Sophia: Changes in Concentration at Equilibrium

For Students 9th - 10th
This lesson will provide examples of how to identify an equilibrium shift due to a change in concentration of either reactants or products.
+
Unit Plan
Sophia Learning

Sophia: Chemical Reactions: Stoichiometry

For Students 9th - 10th
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]
+
Article
Khan Academy

Khan Academy: Limiting Reagents and Percent Yield

For Students 9th - 10th
How to determine the limiting reagent, and using stoichiometry to calculate the theoretical and percent yield.
+
Lesson Plan
Other

Nearpod: Photosynthesis

For Teachers 9th - 10th
In this activity on exploring photosynthesis, students will explore photosynthesis by examining the reactants and products of this process.
+
Unit Plan
Sophia Learning

Sophia: Limiting Reactant Definition: Lesson 2

For Students 9th - 10th
This lesson will define a limiting reactant and its significance as well as the term "in excess". It is 2 of 2 in the series titled "Limiting Reactant Definition."
+
Unit Plan
Sophia Learning

Sophia: Limiting Reactant Definition: Lesson 1

For Students 9th - 10th
This lesson will define a limiting reactant and its significance as well as the term "in excess". It is 1 of 2 in the series titled "Limiting Reactant Definition."
+
Unit Plan
Sophia Learning

Sophia: Limiting Reactant Percent Yield: Lesson 1

For Students 9th - 10th
This lesson will demonstrate how to determine the percent yield of a substance using the theoretical yield of the reaction. It is 1 of 2 in the series titled "Limiting Reactant - Percent Yield."
+
Unit Plan
Sophia Learning

Sophia: Chemical Reactions: Lesson 5

For Students 9th - 10th
This lesson introduces the process of writing the equation for chemical reactions. It is 5 of 9 in the series titled "Chemical Reactions."
+
PPT
Sophia Learning

Sophia: Chemical Reactions: Lesson 7

For Students 9th - 10th
This lesson introduces the process of writing the equation for chemical reactions. It is 7 of 9 in the series titled "Chemical Reactions."
+
PPT
Sophia Learning

Sophia: Chemical Reactions: Lesson 8

For Students 9th - 10th
This lesson introduces the process of writing the equation for chemical reactions. It is 8 of 9 in the series titled "Chemical Reactions."