Chymist
Energy of a Peanut
Are you nuts? An engaging experiment burns nuts to find their kilocalories. Young chemists analyze at least two different types of nuts with their experimental results versus what is on the package. The resource offers a great lab for...
Curated OER
Simple Calorimetry to Find the Enthalpy of Combustion of Alcohols
Accomplished chemistry learners set up a calorimeter and measure the energy released by various alcohols: methanol, ethanol, and either propanol or butanol. Lab masters will first need to design their own tables for recording data....
Curated OER
2002 U.S. National Chemistry Olympiad National Exam - Part I
As to be expected from the American Chemical Society Olympiad Examinations Task Force, this 60-question test tops the charts in terms of excellence. It consists entirely of multiple choice questions designed to assess a year's worth of...
Curated OER
2000 U.S. National Chemistry Olympiad National Exam - Part I
The National Chemistry Olympiad exams are comprehensive tests covering an entire year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
College Board
2016 AP® Chemistry Free-Response Questions
The College Board published the mean score on the 2016 AP Chemistry exam as a 2.69, but a minimum of a three is required to earn college credit. Help pupils study for the upcoming exam with actual test questions, sample answers, and...
College Board
2018 AP® Chemistry Free-Response Questions
2018 saw some of the highest AP Chemistry scores in years. The College Board released each test question covering topics from enthalpy to net ionic equations, as well as scoring guidelines and more to benefit future scientists. Example...
Pingry School
Determination of the Specific Heat of an Element
Many periodic tables mention specific heat, but how do scientists determine those numbers? Scholars attempt to find the specific heat of a metallic element by using a calorimeter. Three experimental trials ensure accuracy, and analysis...
Kenan Fellows
How Much Heat Can a Phase Change Produce?
Scholars learn about heat release in phase changes. They perform calculations as they compare and contrast a science fiction passage and a home heating application.
Kenan Fellows
What Is Heat?
If objects have no heat, how do they can gain and lose it? Scholars experiment with heat, temperature, and specific heat of various substances. They create definitions for these terms based on their own conclusions to complete the fourth...
Nuffield Foundation
How Much Energy Is There in Food?
People associate calories with food, but what is a calorie? Young scientists measure the number of calories in samples of food to better understand the concept. They test a variety of samples, take measurements, and compare their results...
Polar Trec
Calorimetry Lab
Young people between the ages of 11–13 need on average about 2,000 calories per day. Within the lab, groups learn about calorimetry and respiration. They explore how it pertains to humans and animals living the Arctic where cold...
Urbana School District
Thermodynamics
Entropy, it isn't what it used to be. Presentation includes kinetic-molecular theory, heat and internal energy, thermal equilibrium, temperature scales, laws of thermodynamics, entropy, latent heat of fusion, specific heat, calorimetry,...
Science Geek
Basic Thermochemistry
Heat is more than just temperature, as viewers discover throughout a presentation about thermochemistry that emphasizes vocabulary. Definitions include joule, calorie, energy, enthalpy, calorimetry, exothermic and endothermic process,...
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to boil water through...
University of California
Hot! Hot! Hot!
Calories are not tiny creatures that sew your clothes tighter every night, but what are they? A science lesson, presented at multiple levels, has learners experiment with heat, heat transfer, and graph the function over time. It also...
Virginia Department of Education
Heat Transfer and Heat Capacity
It's time to increase the heat! Young chemists demonstrate heat transfer and heat capacity in an activity-packed lab, showing the transitions between solid, liquid, and gaseous phases of materials. Individuals plot data as the changes...
Curated OER
BioFuels: The Chemistry and Economics of Alternative Fuels
Junior chemists manufacture biodiesel in the lab. In this exercise, they check the purity of the biodiesel using thin layer chromatography. They also calculate its density and heat of combustion. They are sure to rise to the challenge...
Curated OER
Heat and Thermodynamics
This is actually a 10-day mini unit on thermal energy for your high school chemists. Every avenue is taken to get learners absorbed in heat: a pretest, a PowerPoint presentation, Internet exploration, demonstrations, lab activities, and...
Curated OER
Calorimetry Problems
For this calorimetry worksheet, high schoolers complete 30 problems. They calculate the change in heat of a system given the mass and the change in temperature of the system. Students also find the final temperature of a reaction given...
Curated OER
Chemistry Module 2 - Specifications
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...
Curated OER
The Heat of Fusion of Ice
Students measure the heat of fusion of ice. In this heat of fusion lesson plan, students use a calorimeter or Styrofoam cup and thermometer to measure the change in temperature of the water in their calorimeter. This allows students to...
Curated OER
Melting and Freezing Behavior
Young scholars investigate melting and freezing behavior in substances. In this melting and freezing points lesson plan, students perform experiments to test the impact of various salts on the freezing point of water, they test the...
Parkway Schools
Phase Changes and Heat
For this phase changes learning exercise, students use the specific heats for different substances to determine how much heat is needed for those substance to change phases. This learning exercise has 9 problems to solve.
Curated OER
What Are You Eating?
Discover the calorie content of foods by observing how much heat they produce in water. If you have a calculator-based laboratory (CBL™) insturment for collecting data, then this laboratory worksheet will not need any changes. If not,...