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19 resources with the concept enthalpy change

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Other Resource Types (19)
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Instructional Video15:40
Lesson Planet: Curated OER

Hess's Law and Reaction Enthalpy Change

For Students 7th - 10th
Sal introduces students to Hess's Law. The law states that the energy change of a process 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...
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Lesson Plan
Lesson Planet: Curated OER

The Cold, Hard Truth

For Teachers 9th - 12th Standards
Things are really getting heated in the lab! Science scholars scope out the facts about heat energy transfer using a simple lab from the K20 Center. Groups collaborate to observe temperature changes between hot metal and water, then use...
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Lesson Plan
Lesson Planet: Curated OER

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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Interactive
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Virtual Lab: ATP Reaction (Thermochemistry and Bonding)

For Students 9th - Higher Ed Standards
If you've ever felt a little drained ... try converting some ATP to ADP! Science scholars perform one of life's most important reactions using a simulated lab workbench. The fun-to-use interactive allows pupils to control the reactants...
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Interactive
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Virtual Lab: Camping Problem II

For Students 9th - Higher Ed
What happens to the enthalpy of a reaction as the concentration of reactants varies? Learners explore this question with a virtual lab activity. They consider five different solutions of the same reactants and monitor the temperature...
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Interactive
Lesson Planet: Curated OER

Symbols

For Students 6th - 12th
Chemistry calculations can look a bit like alphabet soup at times. How do you help pupils make sense of it all? An interactive resource helps scholars sort through the symbols for common quantities such as moles, boiling point, and...
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Interactive
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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 Video4:26
Lesson Planet: Curated OER

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 Video6:57
Lesson Planet: Curated OER

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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Instructional Video4:53
Lesson Planet: Curated OER

Calorimetry

For Students 9th - 12th Standards
How do you measure the heat within a substance? Introduce your chemistry scholars to the concept of calorimetry with a short but detailed video. Pupils discover the uses of calorimetry, how to perform calculations using data from a...
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Activity
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Exothermic, Endothermic, and Chemical Change

For Teachers 9th - 12th Standards
Scientists can't observe bonds breaking or forming, so how do they distinguish between exothermic and endothermic reactions? Young scholars complete two experiments to do just that. They monitor temperature change and calculate the...
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Instructional Video6:22
Lesson Planet: Curated OER

Bond Energy and Calculations

For Students 9th - 12th
Explain the complex concept of bond energies through a comprehensive video lesson. The final lesson in a 35-part series defines bond enthalpy and then leads scholars through several calculations. Each example increases in complexity,...
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Handout
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Chemical Thermodynamics

For Students 9th - 12th Standards
All chemical reactions require energy. To explore thermodynamics, classes read and discuss its laws, exothermic and endothermic reactions, enthalpy in many forms, calculate enthalpy problems, and use Hess' Law to calculate enthalpy of a...
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Instructional Video3:46
Lesson Planet: Curated OER

What Triggers a Chemical Reaction?

For Students 9th - Higher Ed Standards
Chemical reactions are happening all around us every second of every day, but what exactly causes these changes to occur? Using easy-to-understand analogies, this video explains how the concepts of enthalpy and entropy determine the ways...
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Worksheet
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Hess's Law Worksheet

For Students 10th - Higher Ed Standards
Challenge young scholars' understanding of thermochemistry with this skills-practice activity on Hess's Law. Given a series of five multi-step chemical reactions, students must determine the overall change in entropy for each.
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Worksheet
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Chemistry Module 5 - Specifications

For Students 9th - 12th
While this resource does not provide problems for chemistry learners to solve, it outlines skills that they should have and concepts that they should grasp. Topics include thermodynamics, periodicity, redox equilibria, transition metals,...
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Worksheet
Lesson Planet: Curated OER

Chemistry Module 2 - Specifications

For Students 9th - 12th
A valuable resource provides a list of concepts that young chemists should grasp. The topics include energetics, kinetics, equilibria, redox reactions, and the halogen group. Employ this as a guide for your own curriculum planning, or a...
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Instructional Video14:51
Lesson Planet: Curated OER

Entropy & Free Energy

For Teachers 9th - Higher Ed Standards
An understanding of chemical reactions really boils down to two concepts: entropy and enthalpy. Follow along with this instructional video as it explains how these two principles are used to calculate Gibbs free-energy which...
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Lesson Plan
Lesson Planet: Curated OER

Thermometric Titration of an Unknown Acid

For Teachers 9th - 12th
Students determine the number of ionizable hydrogen's in an unknown acid and determine the equivalent weight of an unknown acid. They determine the enthalpy change for the ionization of an unknown acid.