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Worksheet
Curated OER

Atomic Mass, Moles, and the Periodic Table

For Students 10th - 12th
In this periodic table worksheet, students review atomic mass, molar mass, and percent composition of compounds. Then students complete 4 problems.
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Activity
It's About Time

Atoms and Their Masses

For Teachers 7th - 12th Standards
Are atoms too small to be isolated? Answer this question and more as you provide young chemists with the tools to conduct a hands-on activity demonstrating atomic mass. Pupils explore the mass of copper and aluminum, compare Dalton's...
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Worksheet
Curated OER

Chemical Calculations

For Students 9th - Higher Ed
In this elements instructional activity, 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...
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Worksheet
Curated OER

Math for AS Chemistry

For Students 9th - 12th
No practice problems are given on this handout; it is a detailed list of concepts to know and tips for working related problems in chemistry. Give this to learners as a study guide, or use it early in your career as a chemistry...
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Worksheet
Curated OER

Reacting Masses Problems

For Students 9th - Higher Ed
For this chemical reactions worksheet, students follow steps to determine the mass of compounds formed by the combustion of an element. This worksheet has 5 problems to solve.
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Worksheet
Curated OER

Chemistry Word Search

For Students 10th - 11th
In this chemistry worksheet, students locate and identify various vocabulary terms related to chemistry. There are nine words/phrases located in the puzzle to find.
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Worksheet
Curated OER

Atomic Theory

For Students 10th - Higher Ed
In this atomic theory activity, students use Planck's constant, Rydberg constant, and Avogadro's number to complete 20 multiple choice questions.
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Lesson Plan
Curated OER

Formula Units

For Teachers 11th - Higher Ed
In this chemistry worksheet, students examine the concepts of mole and molarity in order to apply in the laboratory setting. The sheet includes in depth background information.
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Worksheet
Curated OER

Working Out Empirical Formulae

For Students 9th - Higher Ed
In this chemical compounds learning exercise, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.