In this elements worksheet, students use the relative atomic masses of given elements to calculate the relative formula mass. Students calculate the mass of compounds from given number of moles and determine the number of moles from a...

Did you know some food dyes are considered safe while others are considered carcinogenic? During the experiment, young chemists extract artificial food colors from prepared foods. Then, they use chromatography paper to identify...

De-icing materials may have a harmful effect on our environment; have your class perform an experiment to test the nature of these effects. Scholars monitor the survival rate of a sample of daphnia as the concentration of a de-icing...

Textbook problems with a twist! Young chemists analyze an ionic reaction to identify the limiting reagent. They then make calculations to determine the concentration of unknown solutions. Finally, they put their work to the test and...

Decide which concentration of mixtures is the strongest. Pupils use tables to compare ratios involved in mixtures. They use two methods to make the comparisons — by finding equivalent values within the tables or by comparing the...

Students conduct experiments on a sample of sea water. In this oceanography lesson, students inquire how conductivity is used to approximate the salinity ocean water. Students construct their own conductivity meters and test...

Looking for a comprehensive plan for teaching acid-base chemistry? Science scholars discover acid-base interactions through a thoughtfully written unit. The resource is divided into paced activities and individual work designed to...

Young scholars demonstrate the meaning of dilution and concentration and how pollution can affect the water that you drink. They perform an experiment to calculate the final concentration and dilution factor of solutions. They record the...

In this dilutions activity, students calculate molarity of solutions and practice figuring out the volume of concentrate needed for a specific dilution of solutions. This activity has 4 word problems.

Students use their basic knowledge of physiology to analyze graphical data of paramecia under diverse conditions. From the data analysis, Students develop explanations of the animal's response to the concentration of different solutions...

In this acids and bases worksheet, students solve 10 problems and short answer questions on acid and bases concentration. They calculate the pH and pOH of solutions.

For this acids and bases worksheet, students calculate the equilibrium concentrations for acidic solutions. This worksheet has 5 problems to solve.

In this cell fluid balance learning exercise, students read about how fluids are transported in and out of a cell through the cellular membrane. Students compare cells that are isotonic, hypertonic, and hypotonic. This learning exercise...

Students test factors that may affect the rate at which sugar dissolve in water. They conduct two studies: One is to test the effect of temperature on the rate of solvation and the other is to test a factor which Students come up with...

In this solubility product constant of sodium chloride worksheet, students gather the equipment needed and follow the procedures to determine the solubility product constant of a solute and demonstrate precipitation of a common ion to a...

What did one titration say to the other titration? We should meet at the end point! Young chemists perform four experiments: dilute solution, neutralization, titration, and figuring pH/pOH. 

Here is an engaging and hands-on lesson plan that allows high school chemists to demonstrate the effects of a catalyst on various chemicals. They garner knowledge of how reactants and products differ from one another, while...

Surface area certainly surfaces as a variable for chemical reaction rates. Scholars perform an experiment to discover how the size of catalysts affect the rate of a chemical reaction. They record their results in tables and graphs to...

In this concentration worksheet, students determine the molality, mole fraction, and the percent by mass for the given solution. This worksheet has five problems to solve.

Students design and build a solar concentrator. In this physics lesson, students evaluate their design and convince everyone why theirs is the best. They create a presentation and share it with the class.

Students explain how to make solutions with specific concentration. In this chemistry lesson plan, students differentiate acids and bases. They calculate molarity of solutions.

Students state the difference between death camps and concentration camps used during the Holocaust. Using primary source documents, they summarize what life in the camp was like. They describe the final solution used by the Nazis.

In this chemistry review worksheet, students answer and solve 95 questions about chemical reactions, hydrocarbons, functional groups, moles, acids and bases and solutions.

Students investigate the need for measuring concentrations in normality in titrations. In this titrations and normality instructional activity, students perform titrations and use different indicators to show they change colors at...