A cookie recipe is displayed as an example of proportional relationships, a clever way to introduce your chemists to stoichiometry! The steps of stoichiometry are listed, molar volume is explained, and then several stoichiometry problems...

You didn't know you'd find moles in chemistry class! Through the introduction of moles and molar volume at STP, classes see how to calculate moles using a given chemical equation. The presentation includes a short review of ions in...

In this gas law worksheet, students use the Universal Gas Law and van der Waals equation to calculate volume and molar mass of gases. This worksheet has 6 problems to solve.

In this Avogadro's law instructional activity, students read about gases and learn that under the same conditions of pressure and temperature gases with equal volumes have the same number of moles of particles. Students use Avogadro's...

For this gas law worksheet, students review the Idea Gas Law equation and practice applying the equation to chemical reactions. Students write the balanced reaction, determine the limiting reagent, moles produced, and volume of gas...

In this conversion worksheet, students make the following conversions, showing each step. Students use the periodic table and express all molar masses to 1 decimal place.

For this acids, bases and salts worksheet, students solve five problems in order to determine the molarity of solutions or the volume of substances to be added to make molar solutions. They also solve five dilution problems about acids.

In this mass worksheet, students determine the number of moles from a given molar mass and volume being sure that they use the correct conversion factors. This worksheet has 12 problems to solve.

In this measuring chemicals worksheet, students determine the accuracy and precision of measurements and distinguish between the two. They find the percent composition of compounds, the molar mass of compounds and the volume of gases at...

In this solutions activity, students solve twelve problems including calculating products made in reactions, determining limiting reagents, calculating molarity of solutions, determining percent composition, and finding volumes and grams...

In this solutions and solubility review learning exercise, learners are given main ideas about intermolecular forces, concentrations of solutions, molar solutions, ionic equations, solubility rules, acids and bases and titrations....

In this solutions worksheet, students calculate the molarity and solubility for given reactions. Students work on dilution, precipitation, and titration reactions. This worksheet has 15 problems to solve.

For this stoichiometry worksheet, students review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This worksheet has 18 word problems.

In this acids and bases worksheet, students identify the strengths of acids and  bases and indicate the concentration of hydronium and hydroxide ions. They determine if given chemical formulas are acids or bases, they find...

In this acids, bases and buffers activity, students define terms, solve problems such as calculating the pH of solutions and the molarity of solutions and they write balanced equations of neutralization reactions.

In this gas laws worksheet, students solve ten problems using the various gas laws such as Boyle's Law, Charles' Law, and the ideal gas law. Students demonstrate an understanding of the relationships between temperature, pressure and...

For this ideal gas law worksheet, students are given a problem to solve using a hot air balloon. They are given the volume, mass, temperature of the air inside the balloon and the temperature outside the balloon. They determine if the...

In this solutions worksheet, learners review the properties of solutions, the polarity of molecules, molarity, and solubility curves. This worksheet has 8 short answer questions and 15 problems to solve.

Titration calculations require concentration. The 10th lesson in an 11-part series challenges young chemists to use titration in order to determine the molarity and mass percent in concentrated vinegar. Analysis questions encourage...

Scientists require specific chemical solutions for their experiments. In the seventh and final installment in a series that integrates chemistry and algebra II, scholars learn to set up a system of equations to solve the volume of a...

Challenging and interactive—everything you need in a resource! Chemistry scholars manipulate a series of puzzles focused on molarity. The teacher's guide provides support for implementing the lesson, as well as printable materials.

In chemistry, the mole is a unit of measurement, much like a millimeter or liter. After learning about moles, scholars learn various equations relating to mass, volume, and concentration. They review each of these equations in a few...

Searching for a relatively interesting way to demonstrate Charles' Law? Here is a instructional activity in which pupils heat air inside a flask and then cool the flask to quickly cool the air. They make observations about what...

In this chemistry worksheet, students write the net ionic equations for any precipitation reactions that occur on mixing aqueous solutions for each of the substances listed. Then they write the net ionic equations for the acid/base...