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28 Items in Topic
Lesson Planet Curated

Chemistry Lessons

For Teachers 9th - 12th Standards
A collection of 26 videos provides young chemists with help with concepts and topics that many find confusing. The narrator offers clear explanations, practical advice, and uses multiple examples to ensure understanding. Great for...
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46 Items in Topic
Lesson Planet Curated

Crash Course: Chemistry

For Students 9th - 12th Standards
Loosely based on the 2012 AP Chemistry curriculum, a series of 46 videos introduces high schoolers to organic chemistry. The videos model how to reason through problems, recognize different organic chemicals, their uses, and use the...
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Instructional Video15:07
Curated OER

Enthalpy

For Students 7th - 10th
Sal introduces students to the term, "enthalpy" in this chemistry video. He defines enthalpy as: the internal energy, plus the pressure times the volume found in a system. He constructs a PV diagram to illustrate this point.
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Lesson Plan
Curated OER

Chemistry 12 Tutorial 2 - Enthalpy and Entropy

For Teachers 9th - 12th
A beautifully designed, eighteen-page chemistry tutorial awaits your learners. The main topics: enthalpy and entropy. By completing this lesson, students will be able to define these concepts, determine whether each is increasing or...
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Lab Resource
Creative Chemistry

Simple Calorimetry to Find the Enthalpy of Combustion of Alcohols

For Students 9th - 12th
Accomplished chemistry learners set up a calorimeter and measured the energy released by various alcohols: methanol, ethanol, and either propanol or butanol. Lab masters will first need to design their tables for recording data. Consider...
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Instructional Video4:26
JFR Science

Hess' Law: Enthalpies of Formation

For Students 9th - Higher Ed Standards
Tired of long, tedious enthalpy calculations? Look no further than Hess' Law! Young chemists discover a shortcut using changes in enthalpy with a video from JFR Science. The narrator talks about the theory behind the law, then performs...
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Instructional Video11:24
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Crash Course

Enthalpy

For Students 9th - 12th Standards
Where does the heat come from in hand warmers? Learn about enthalpy, the change in energy in a system, to see that when chemical bonds are broken or formed, energy moves into and out of a system because of chemical reactions. 
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Lesson Plan
Beyond Benign

Enthalpy of Combustion

For Teachers 9th - 12th Standards
Learn the facts about types of wax! Partnered pupils determine the enthalpy of combustion for traditional paraffin candles, as well as soy-based candles. The activity focuses on calculations and compares the environmental impact of both...
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Instructional Video15:40
Khan Academy

Hess's Law and Reaction Enthalpy Change, Chemistry

For Students 7th - 10th
Sal introduces students to Hess's Law. The law states that a process's energy change is independent of how we get from one state to another. He sets up a series of reactions and solves them to illustrate the principles behind Hess's Law....
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Activity
American Chemical Society

Entropy and Enthalpy Changes

For Teachers 9th - 12th Standards
My room isn't messy — it's a scientific experiment in entropy! Scholars investigate entropy, enthalpy, and spontaneity through a guided procedure and set of questions. The lesson connects the Second Law of Thermodynamics, energy...
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Lesson Plan
Curated OER

Thermodynamics: Enthalpy of Reaction and Hess Law

For Teachers 9th - 11th
For this thermodynamics worksheet, students calculate the change in enthalpy for several given chemical equations provided. Students specify if the reaction was endothermic or exothermic in nature.
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Instructional Video12:35
Curated OER

Heat of Formation

For Students 7th - 10th
In this chemistry video, Sal takes a closer look at what happens to the change in enthalpy during a chemical reaction. He points out that the enthalpy change, given constant pressure, becomes the heat added to the system at that constant...
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PPT
Curated OER

Enthalpy and Entropy

For Students 9th - 12th Standards
An entertaining presentation introduces both enthalpy and entropy. It explains equilibrium as the balance between these two measures and provides simple diagrams and graphics for additional clarity.
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PPT
Curated OER

Catalytic Converter

For Teachers 9th - 12th
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...
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Worksheet
Curated OER

Enthalpy Calculation Worksheet

For Students Higher Ed
In this enthalpy worksheet, students calculate the combustion for propane and find the enthalpy of the reaction. They discuss entropy and free energy.
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Lab Resource
Creative Chemistry

Determining the Enthalpy Change of a Reaction

For Students 9th - 12th
In this enthalpy of reactions learning exercise, learners use a known amount of copper (II) sulphate solution and an excess of zinc powder to calculate the reaction's enthalpy change. Students measure the temperature change throughout...
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Worksheet
Curated OER

Chemistry II Enthalpy Worksheet

For Students 11th - 12th
In this enthalpy equation worksheet, students are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
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Activity
American Chemical Society

Energy and Entropy of a Stretched Rubber Band

For Teachers 9th - 12th Standards
Stephen Perry invented and patented the modern rubber band in 1845. Young scientists put his discovery to work as they use rubber bands to observe entropy and enthalpy. They determine the change in free energy to figure out if it...
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Interactive
Royal Society of Chemistry

Born-Haber Cycle: NaCl

For Students 9th - 12th Standards
Max Born and Fritz Haber developed the Born-Haber cycle in 1916, which is used for measuring enthalpy that otherwise couldn't be measured. Young scientists solve four matching puzzles using their knowledge of the stages, standard...
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Instructional Video6:57
Teacher's Pet

Heat in Changes of State

For Students 9th - 12th Standards
Melting ice seems pretty easy, right? But what's actually happening is much more complex! Introduce the class to enthalpy calculations using a video tutorial. The narrator explains and performs the calculations that show the energy at...
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Worksheet
Curated OER

Enthalpy Changes in Chemical Reactions

For Students 10th - Higher Ed
In this chemical reactions worksheet, students calculate the enthalpy required to produce a specific mass of product. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

Enthalpy Worksheet

For Students 8th - 12th
In this chemistry worksheet learners complete chemical equations by calculating what the ending formula will be and balance equations. 
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Lesson Plan
Curated OER

Enthalpy of Reaction and Hess' Law

For Teachers 11th - Higher Ed
In this chemical reactions worksheet, learners use a standard enthalpy table to find the enthalpy of reaction for list of different fuels. This worksheet has 4 problems to solve.
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Worksheet
Curated OER

A Fine Mess

For Students 9th - 12th
In this enthalpy and entropy learning exercise, learners read about the differences between enthalpy and entropy and answer three critical thinking questions about the reading.

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