Curated OER
Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
Curated OER
CHM 152 Thermodynamics (Ch. 16)
In this thermodynamics learning exercise, students answer multiple choice questions about enthalpy and entropy, they calculate molar entropies and they determine equilibrium constants and free energy of reactions.
Curated OER
Everything about Equations
In this chemical reactions activity, students are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the coefficients of the...
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...
Study Stack
Earth Science Crossword Puzzle
In this online interactive anatomy crossword puzzle worksheet, learners use the 8 clues to find the appropriate answers to complete the word puzzle.
Curated OER
Enthalpy and Entropy
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.
Curated OER
Heat Transfer & Phase Changes
In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
Curated OER
Temperature
Several slides compare different temperature scales. Thermal expansion, heat transfer, and Maxwell speed distribution are also explored. The last two slides seem unrelated to the topic of heat, but are easily left out of this otherwise...
Curated OER
Pyrotechnics for Pyromaniacs
Students explore how chemistry is associated with the annual celebration of America's independence. They learn what gunpowder is made of, the anatomy of a firework, how noise is made in fireworks and the safety issues.
Curated OER
Basic Chemistry Principles
Pupils use the basic principles of Chemistry to determine pH levels. Elements of the Periodic Table are also included in this activity.
Curated OER
WS 7.5 Thermodynamics Concepts and Vocabulary
In this thermodynamics activity, students fill in the blanks with terms related to specific heat, calorimetry, phase changes, enthalpy, entropy and free energy.
Curated OER
Thermochemistry
In this thermochemistry instructional activity, students answer 6 questions about specific heat, heat capacity and molar heat capacity. They also complete a crossword puzzle given 20 clues about topics related to thermochemistry....
Curated OER
Crystallization
Eighth graders analyze physical change in mass. In this chemistry instructional activity, 8th graders describe, measure and calculate the amount of physical change occurring in mass before and after the change. Students should be...
Curated OER
It's in the Bag!
Eighth graders measure temperature changes and make drawings of the interactions between matter and energy. By measuring the temperature students can conclude if there are changes in levels of energy.
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Curated OER
Chemistry Review
In this chemistry overview worksheet, students review stoichiometry, states of matter, thermochemistry, gas laws, chemical bonding, molarity, chemical equilibria, and kinetics. This worksheet has 41 problems to solve.
Curated OER
Teaching about the Chemistry of Oxygen Solubility
Students explore solubility of gases in water, Henry's Law, LeChatelier's Principal, and supersaturation of gases in water.
CK-12 Foundation
Ck 12: Physical Science: Endothermic Reactions
[Free Registration/Login may be required to access all resource tools.] Definition of an endothermic reaction, the role of energy, and examples of endothermic reactions.
BBC
Bbc: Gcse Bitesize: Exothermic and Endothermic Reactions Aqa
This lesson focuses on Exothermic and Endothermic Reactions. Exothermic reactions transfer energy to the surroundings. Endothermic reactions take in energy from the surroundings. It provides links to a video and a test.
Science Education Resource Center at Carleton College
Serc: Chemical Reactions: Investigating Exothermic and Endothermic Reactions
In this 9th grade physical science guided inquiry, students will work in pairs to discover the indicators of chemical reactions. Each pair of students is assigned either an exothermic or endothermic reaction. Based on their observations,...
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.
American Chemical Society
Inquiry in Action: Change in Temperature: Endothermic Reaction
In this activity, students will observe another aspect of a chemical change which is a change in temperature. In this reaction, students will experiment with an endothermic reaction.
TeachEngineering
Teach Engineering: Reaction Exposed: The Big Chill!
Students investigate the endothermic reaction involving citric acid, sodium bicarbonate and water to produce carbon dioxide, water and sodium citrate. In the presence of water [H2O]; citric acid [C6H8O7] and sodium bicarbonate [NaHCO3]...
Science Struck
Science Struck: Endothermic Reaction Examples
Explains what an endothermic reaction is and gives four everyday examples.
University of Minnesota
Endothermic Reaction of Sodium Bicarbonate With Hydrochloric Acid
Here are the lab instructions for a classic endothermic reaction. This is NOT a try-it-at-home experiment.