Chemistry Collective
Chem Collective: Camping Problem Iii
In this part of the MRE scenario, students create solutions that when mixed, increase to a certain temperature.
Chemistry Collective
Chem Collective: Atp Reaction: Thermochemistry and Bonding
Determine the enthalpy of the ATP reaction.
CK-12 Foundation
Ck 12: Thermochemical Equations
[Free Registration/Login may be required to access all resource tools.] Students investigate the conditions under which the enthalpy change in a reaction is equal to the heat absorbed or released. Then, they have the opportunity to write...
National Institute of Standards and Technology (NIST)
Thermophysical Properties of Fluid Systems
At this site, the student can find out thermophysical properties of different fluids and gases.
CK-12 Foundation
Ck 12: Heat and Changes of State
[Free Registration/Login may be required to access all resource tools.] Students explore the enthalpy changes that occur as substances change between states, and then calculate the enthalpy change involved in the change of state.
Georgia State University
Georgia State University: Hyper Physics: First Law of Thermodynamics
At this site from Georgia State University the first law of thermodynamics is stated and explained. The meaning of internal energy and enthalpy is discussed. Equations are given and the importance of a system analysis is discussed.
Texas Instruments
Texas Instruments: Designing Hot and Cold Packs
in this activity, students calculate the molar enthalpy of dissolving for three ionic solids, and use this information to design a cold pack. In this experiment they measure the heat changes which occur from various salts dissolving in...
Texas Instruments
Texas Instruments: Enthalpy of an Ion
In this activity you will: Explore exothemic and endothermic reactions. Create a classroom calorimeter to measure energy of a reaction.
Science Education Resource Center at Carleton College
Serc: Energy Changes During a Reaction: Exothermic, Endothermic
A demonstration to introduce energy changes during reactions, and to promote discussion regarding exothermic and endothermic reactions, enthalpy, spontaneity, system, and surroundings.
Science Education Resource Center at Carleton College
Serc: How Does Nature Know Which Way Is Forward?
Through critical thinking, young scholars realize that spontaneous events happen in a certain order. This lesson presents an examination of the Second Law of Thermodynamics using a thought story, rubber band inquiry, discrepant event and...
Science Education Resource Center at Carleton College
Serc: Exo and Endo Thermic Processes
In this chemistry lab, students investigate two types of reactions and answer questions relating to exothermic and endothermic reactions.
Simon Fraser University
Chem1 Virtual Textbook: Hess' Law and Thermochemical Calculations
With an overview of topics related to chemical energetics, this site provides a foundation to a study of thermodynamics and its relation Hess's law and enthalpies of combustion.
Simon Fraser University
Chem1 Virtual Textbook: Calorimetry
With an overview of topics related to chemical energetics, this site provides a foundation to a study of thermodynamics and calorimetry. Other topics covered include calorimeter constant, bomb calorimetry, and more.
Simon Fraser University
Chem1 Virtual Textbook: Enthalpy Diagrams
With an overview of topics related to chemical energetics, this site provides a foundation to a study of thermodynamics and its relation to enthalpy. Topics covered include bond enthalpies and bond energies, energy content of fuels,...
Michael Blaber, PhD
Florida State University: Thermochemistry: Hess's Law
This article from the Florida State University provides an excellent explanation of WHY Hess's Law works and examples of how to use the law. Common mistakes are identified and explained.
Dartmouth College
Dartmouth College: Chem Lab: Welcome to General Chemistry Laboratory!
Geared towards helping Dartmouth College students starting General Chemistry Laboratory, this site offers resources important for anyone in the lab. Learn why you should keep a lab notebook and how to keep yourself and others safe. This...
Other
University of Siegen: An Endothermic Reaction
This resource provides information on a rather interesting spontaneous endothermic reaction, involving cobalt (II) chloride and thionyl chloride.
Other
Cal State Stanislaus: Enthalpy of Neutralization
A lab experiment designed to find the enthalpy of neutralization for a reaction. Includes a good discussion of what a neutralization reaction is.
University of Minnesota
University of Minnesota Outreach: Endothermic and Exothermic Reactions
A nice juxtaposition of endo- and exothermic reactions. Outlines two demonstrations. Barium hydroxide, sodium acetate, ammonium nitrate, ammonia.
University of Waterloo (Canada)
University of Waterloo: Chemical Energy
This site provides information on Chemical Energy. It includes concepts of chemical thermodynamics, including a lengthy section about the standard enthalpy of formation.
CK-12 Foundation
Ck 12: Plix: Types of Biochemical Reactions
[Free Registration/Login Required] Sort the biological reactions into one of two groups based on the type of biochemical reactions represented.
CK-12 Foundation
Ck 12: Plix Series: Enthalpy
[Free Registration/Login Required] Move the chemical reaction along, and observe the overall change in enthalpy for each reaction in the simulation. After the activity, answer one challenge question to check for understanding.
Sophia Learning
Sophia: Identify Enthalpy of Reaction
A video tutorial explaining the enthalpy of a reaction using an energy diagram. [2:42]
Sophia Learning
Sophia: Spontaneity of a Chemical Reaction
Find out what entropy and enthalpy have to do with a spontaneous chemical reaction. [3:44]