Curated OER
The Mole Concept
The need for a counting unit is mentioned as you introduce the mole to your young chemists. Use this presentation to explain Avogadro's number and describe the incredible quantity it represents. Lecture notes are included for most of the...
National Institute of Open Schooling
Mole Concept
Learners explore atomic measurement in the first activity in a series of 36. Through readings, activities, and questions, classes review standard SI units, learn about Avogadro's constant, and use it to help them calculate moles. They...
Curated OER
The Mole
Young scholars investigate moles and Avogadro's hypothesis. In this moles lesson plan, students complete a worksheet by finding the volume of 1 mole of each substance given its density and they find the number of molecules, the formula,...
Curated OER
The Connection Between Pigment and Light Colors
Learners explain the mole concept and use this concept to prepare chemical solutions of particular molarities.
Curated OER
Catalytic Converter
Two animated slides explain the decomposition reactions that occurs within a catalytic converter. An enthalpy diagram is displayed. Hess's Law is demonstrated. Finally, the analogy of football is used to explain Hess's Law. This clever...
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
Science Geek
Thermochemical Calculations
Viewers learn where the heat goes when phase changes take place with a presentation that explains the latent heat of phase changes, or, more specifically, the molar heat of fusion, solidification, vaporization, and condensation. The show...
Virginia Department of Education
Matter and Energy: Equations and Formulas
Using simple materials, an informative lesson demonstrates the Law of Conservation of Matter and explains how to balance chemical equations. Young chemists perform experiments, analyze reactions, and balance chemical equations on their...
Curated OER
A Solution for Moles
Learners calculate the concentration of different solutions. In this chemistry lesson plan, students explain what a solution is. They explain ways to change the concentration of a solution.
Virginia Department of Education
Molar Volume of a Gas
What is a chemist's favorite plant? Stoichiome Tree! Scholars produce hydrogen gas by reacting magnesium with hydrochloric acid. Then they calculate the molar volume of the gas produced before answering assessment questions.
Virginia Department of Education
Molar Heat of Fusion for Water
How can you describe heat of fusion in a way the class understands and relates the importance of this concept to present day issues? In this third activity of the series, learners conduct an experiment, demonstrating the flow of heat...
Curated OER
Making Energy: ATP
The main concepts behind how ATP transfers energy are explained in this Ap Biology PowerPoint. The diagrams convey the information that students need for any test regarding phosphorylation. The steps are clear, and should help students...
Curated OER
Ammonium Nitrate - Heat of Solution
Students quantify the relationship between temperature, energy and heat
and define an endothermic reaction. They measure the energy change caused by dissolving one mole of ammonium nitrate in water.
Curated OER
I Have the Solution!
Young scholars explain how to make solutions with specific concentration. In this chemistry lesson, students differentiate acids and bases. They calculate molarity of solutions.
Curated OER
Don’t be a Stoic about Stoichiometry
Students review balancing chemical equations. In this chemistry lesson, students calculate moles of an unknown substance based on stoichiometric relationships in the balanced equation. They cite applications of stoichiometry in the real...
Kenan Fellows
Sensors in Chemistry
The Environmental Protection Agency monitors sensors to track air pollution and set clean air standards. Enthusiastic young scientists use similar sensors to gather data in their area and then apply the gas laws and conservation of...
Curated OER
Concentrations of Solutions
Students solve problems involving the molarity of a solution. In this solutions lesson students calculate the molarity and mole fraction of a solution and solve problems involving mass and volume.
Curated OER
Stoichiometry
Students discover stoichiometric relationships in chemical equations. They review mole to mole conversions. They understand mass/particle conversions. They perform a lab to reinforce stoichiometry.
Curated OER
Gases
In this gas worksheet, students convert within units of pressure and temperature, they solve problems using the various gas laws, they explain concepts as they related to the kinetic molecular theory and they discuss details of a...
Teach Engineering
Skin and the Effects of Ultraviolet Radiation
Though UV radiation can damage skin, it isn't all bad. The third installment in a six-part series allows the class to study the structure and function of skin. They learn about the different types of skin cancer and the SPF rating...
Curated OER
Calorimetry Worksheet
In this chemistry worksheet, students answer the essay questions while focusing on the concept of measuring calories and there is a variety of types of problems.
Curated OER
Lamarck vs Darwin: Dueling Theories
Students, in groups, study cheetah, blind cave organisms, and naked mole rats to explain facets of evolution.
Curated OER
The Laws of Thermodynamics
Students investigate the concept of a thermodynamic system. The difference between a state and phase is defined as part of the experimental explanations given in writing. Students conduct experiments to demonstrate laws of science like...
Curated OER
Activity #18 Decompostion of Baking Soda
Students observe what occurs as baking soda is heated. They explain why a chemical rather than a physical change occurred during the procedure. Pupils identify the tpe of reaction (decomposition). Students conduct a glowing splint...