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Worksheet
Curated OER

Graham's Law

For Students 10th - Higher Ed
In this gas laws worksheet, students apply Graham's Law by completing 6 problems finding the velocity and molecular mass of gases.
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PPT
Curated OER

Chemical Quantities

For Teachers 9th - 12th
Prepare your chemistry charges for stoichiometry with this PowerPoint. The objective is to be able to calculate molar mass for different compounds. Beginning with the foundational definition of moles and moving through atomic and...
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Worksheet
Curated OER

Chemistry 115 Practice Exam 3

For Students 9th - 12th
Radioactive decay, pH, properties of elements, organic compounds, and stoichiometry are all touched upon through this practice chemistry exam. It always helps learners to take a practice test in preparation for the actual exam. This...
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Worksheet
Curated OER

Moles, Molecules and Molecular Mass

For Students 9th - 12th
In this moles, molecules and molecular mass worksheet, students solve 18 problems where they find the number of moles in a gas, they calculate the number of molecules in a sample of gas or they find the volume of gas in a sample given...
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Worksheet
Curated OER

Molecular Mass and Percent Composition

For Students 9th - 12th
In this molecular mass and percent composition instructional activity, students complete 5 sections where they determine atomic masses of given elements, they determine formula masses for given molecules, they find the molecular mass of...
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Worksheet
Curated OER

Molecular Mass and Percent Composition Worksheet

For Students 9th - 12th
In this molecular mass and percent composition worksheet, students find the molecular mass of 10 compounds to three decimal places. They also find the percent composition of 7 compounds and express their answers to two decimal places.
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Worksheet
Curated OER

Molecules, Moles and Molar Masses

For Students 9th - 12th
In this molecules, moles and molar masses instructional activity, students find the atomic masses of 8 elements, they write the formulas for 6 diagrams of molecules and they find the molecular masses of 12 compounds. Students also find...
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Worksheet
Curated OER

Periods and Groups; Valence Electrons; Masses

For Students 9th - 12th
In this periods, groups, valence electrons and masses worksheet, students are given information about all these components of the periodic table. Students identify 4 elements in specific periods and groups, they find the valence...
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Worksheet
Curated OER

Colligative Properties - Freezing Point Depression

For Students 10th - Higher Ed
In this freezing point learning exercise, students determine the freezing point of solutions at different concentrations. This learning exercise has 9 problems to solve.
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Worksheet
Curated OER

Ionic Compounds

For Students 9th - 12th
In this compounds worksheet, students review the structure and properties of ionic compounds, their formulas and nomenclature, and molecular mass and percentage composition. This worksheet has 4 short answer questions and 7 problems to...
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Worksheet
Curated OER

Balancing Chemical Reactions

For Students 9th - 12th
In this balancing chemical reactions worksheet, students answer 12 questions about balancing reactions. They find the coefficients to balance atoms in equations, they balance reactions, they find the molecular mass of molecules and they...
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Worksheet
Curated OER

Chemical Equations and Stoichiometry

For Students 10th - 11th
In this chemical equations worksheet, students calculate how many grams are used to in the equation written as well as the grams formed in the chemical equation. Students identify the limiting reagent in some of the chemical equations....