Curated OER
The Chemistry of Life
In this molecule worksheet, high schoolers will use a diagram of a water molecule to see how many electrons and protons the molecule has and use a glycerol molecule diagram to discover carbon atom bonds. 5 fill-in-the-blank questions.
Curated OER
Chemistry 142 Exam 1
In this chemistry exam activity, students solve fifteen problems related to acids and bases, rates of reactions, and half life.
National Institute of Open Schooling
Chemical Kinetics
Not all chemical reactions happen at the same rate because some, like explosions, occur quickly and some, like rusting, occur over time. Here, learners explore chemical reactions and their rates in the 16th lesson of 36. Through readings...
National Institute of Open Schooling
The Liquid State
Due to surface tension, dew — a liquid, is spherical in shape. Learners explore the properties of liquids in activity seven in this series of 36. Beginning with its basic properties such as boiling point and moving through to surface...
National Institute of Open Schooling
Environmental Concerns
Every year, more than 14 billion pounds of garbage is dumped into the oceans of the world, most of which is plastic and toxic to ocean life. Lesson 32 in the series of 36 focuses on environmental concerns, specifically pollution. Under...
Curated OER
Chemistry of Life Word Search Puzzle
In this chemistry worksheet, students look for the words that are related to the concepts of biochemistry. They use the opportunity to acquire new vocabulary.
National Institute of Open Schooling
Biomolecules
An informative lesson has learners read about, discuss, and study the classification, structure and importance of the following biomolecules: carbohydrates, proteins, lipids, nucleic acids, and enzymes.
Curated OER
An Introduction to Chemistry
In this introduction to chemistry worksheet, students complete 48 problem solving and fill in the blank questions. They convert measurements from one unit to another.
National Institute of Open Schooling
Mole Concept
Learners explore atomic measurement in the first activity in a series of 36. Through readings, activities, and questions, classes review standard SI units, learn about Avogadro's constant, and use it to help them calculate moles. They...
Curated OER
Amazing Carbon
Explore carbon and bonding with this worksheet. First, class members read a short excerpt about carbon and its characteristics. In response to the reading, they draw an electron dot diagram of carbon as well as diagrams of compounds...
Beyond Benign
SLS Toxicology Test
Ingredients in your shampoo are toxic enough to kill plants. The 16th installment of the series of 24 tests the toxicity level of various concentrations of SLS, a chemical found in nearly all shampoo. Learners prepare percent solutions...
Curated OER
Review Sheet for Matter Test
In this matter activity, students answer five questions about the law of conservation of mass. They identify substances as solids, liquids, gases or mixtures and they identify given items as matter or energy.
Curated OER
AP Chemistry-Chemical Kinetics
In this kinetics activity, students find rate laws of reactions, they determine rate constants, they find rate-determining steps of reactions, they find half-life's of reactions and they determine the overall order of reactions.
Curated OER
Physical vs. Chemical Changes and "The Code"
In this chemical and physical change worksheet, learners read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....
Curated OER
Nuclear Chemistry Homework Problem Set
In this nuclear chemistry worksheet, students evaluate data from concentration experiments on radioactive iodine. They graph the data, determine radioactive decay and half life for the element.
Curated OER
The Chemistry Connection
In this proteins activity, students read about the chemical compound, protein. Students determine where proteins are found in the body and how enzymes help the body react. Then students complete 3 short answer questions.
National Institute of Open Schooling
Colloids
Classes explore colloids through readings and questions in lesson 10 in a series of 36. They learn everything from methods of preparation and properties to how to classify colloids. They finish the lesson by seeing how to apply...
University of Georgia
Antacid and Uncle Heartburn
Household materials can be used for more than cleaning! In this collaborative experiment, emerging chemists use products such as vinegar and liquid antacid to explore chemical reactions that commonly occur in the human body.
Concord Consortium
Acid Test
This isn't your typical basic lesson—it's more acidic! Learners use pH information to determine the hydroxide ion concentration of different substances and then use these values to analyze information. The calculations require...
Curated OER
Percentages in Chemistry
In this algebra worksheet, students solve for percentages using chemical reactions as a real life scenario. The convert to grams when determining percentage of mass. There are lots of examples on how to convert for different units.
Curated OER
Organic Molecules Detected on Distant Planet!
Here is a planet learning exercise in which learners read about organic molecules detected through spectral lines of the planet Osiris. They calculate the mass, the volume and the densities of common ingredients for planets including...
Curated OER
Half-life Worksheet
In this half-life worksheet, students determine how long it takes for a 100g sample of AU-198 to decay to 6.25g. Then they determine the half-life of a radioactive isotope if a 500.0g sample decays to 62.5g in 24.3 hours. Students also...
Curated OER
Working with Half-Life
For this half-life worksheet, students use a given table of half lives, mass, time and amount of original sample to solve for unknowns in nine given half-life problems.
Curated OER
Quiz 2-Chemistry Reaction Rates
In this rate of reactions quiz, students solve three problems related to chemical reactions and their rates including rates of decay and rate constants.