Worksheet
Curated OER

Percentage Composition and Empirical & Molecular Formula

For Students 10th - 12th
In this compounds worksheet, learners determine the empirical and molecular formulas for given compounds. This worksheet has 10 problems to solve.
Lesson Plan
Curated OER

Molar Mass

For Teachers 9th - 12th
Students apply the ideal gas law and Dalton's Law of Partial Pressure to develop an experiment which determine the molar mass of butane from disposable lighters. In small groups, they develop a procedure and have it approved before...
Lesson Plan
Curated OER

Molarity, Excess and Percent Yield

For Teachers 10th - Higher Ed
In this molarity worksheet, young scholars are given balanced equations and they are to calculate the mass or volume of reactants and products. Students calculate the theoretical, percentage, and actual yield for chemical equations. This...
Worksheet
Curated OER

General Chemistry I

For Students 10th - 11th
In this chemistry worksheet, students balance each of the reactions presented using the periodic table to help. Then they predict the products of the reactions and write the net ionic equation. Students also write the empirical formulas...
Lesson Plan
Virginia Department of Education

Acid-Base Theory

For Teachers 9th - 12th Standards
Litmus paper, why so blue? A chemistry activity includes a pre-lab activity, practice calculating pH, an experiment measuring the pH in acids and bases, a titration demonstration, and a titration experiment. 
Worksheet
Curated OER

Water Vapor Equilibrium

For Students 12th - Higher Ed
In this chemistry worksheet, students complete 12 short answer questions and problems on water vapor equilibrium. They calculate equilibrium concentrations of reactants and products.
Lesson Plan
Curated OER

Graham's Laws: Diffusion and Effusion of Gases

For Teachers 7th - 12th
Learners conduct a series of experiments to explore Graham's law. In this chemistry lesson, students differentiate effusion and diffusion. They perform calculations using Boyle's, Henry's, Charles' and Graham's Laws.
Worksheet
Curated OER

Rate Laws Quiz

For Students 10th - Higher Ed
In this rate laws learning exercise, students solve four problems. They determine rates of reactions, they determine which rate laws is used, they determine the overall reaction order and they identify the rate of appearance and...
Worksheet
Curated OER

Hydrocarbons

For Students 9th - 12th
For this hydrocarbon worksheet, students answer 13 questions about different types of organic molecules categorized as hydrocarbons. They explain the different hydrocarbons, they draw structural diagrams for different hydrocarbons and...
Worksheet
Curated OER

Acids, Bases, Acid-Base Reactions

For Students 11th - 12th
In this chemistry learning exercise, students read and study the chapter to answer 110 problem solving and short answer questions related to acids and bases.
Lesson Plan
Curated OER

Everything You Ever Wanted To Know About Hot Wire Chemical Vapor Deposition, But Were Afraid To Ask

For Teachers 10th - 12th
To wrap up your year of general chemistry, have lab groups compete in a tot wire chemical vapor deposition (HWCVD) competition. With their foundation in chemical nomenclature, stoichiometry, and gas laws, each group completes several...
Lesson Plan
Curated OER

Determine the molarity of an unknown HCl solution

For Teachers 10th - 12th
Students complete a lab to help develop a comprehension of stiochiometry. They review equation writing, equation balancing, and stiochiometry. Studnets are given the following information: Sloppy students from the previous class have...
Worksheet
Curated OER

Moles, Molecules, and Molar Masses

For Students 10th - 12th
In this molecules worksheet, students calculate the mass or volume of a certain number of moles of a compound. There are 3 difficulty levels of this worksheet, each one has 6 problems to solve.
Worksheet
Curated OER

Final Worksheet

For Students 9th - 12th
Students will review a semesters worth of material on this final chemistry review. Information ranges from naming isotopes to pH and molarity.
Lesson Plan
Beyond Benign

Enthalpy of Combustion

For Teachers 9th - 12th Standards
Learn the facts about types of wax! Partnered pupils determine the enthalpy of combustion for traditional paraffin candles, as well as soy-based candles. The activity focuses on calculations and compares the environmental impact of both...
Worksheet
Curated OER

Worksheet 1

For Students 9th - 10th
In this worksheet, students calculate the density, molar mass, and volume of given word problems. Students also calculate the partial pressure of the gases given in the particular problem.
Lesson Plan
Curated OER

H2O2 Decomposition Lab II

For Teachers 9th - 12th
High schoolers conduct an oxidation experiment in which they must determine how much hydrogen peroxide (H2O2) is actually in a store-bought solution of H2O2.
Worksheet
Curated OER

Vocabulary - Solutions

For Students 9th - 12th
In this solutions worksheet, students use textbooks and dictionaries to find the definitions of 22 terms associated with solutions.
Lesson Plan
Curated OER

Mini-Molar Concentration of HCI

For Teachers 9th - 12th
Learners work together to create mini-molar concentrations of HCI. They record and analyze their data for specific results. They answer discussion questions to complete the lesson.
Lesson Plan
Virginia Department of Education

Charles’ Law

For Teachers 9th - 12th
Searching for a relatively interesting way to demonstrate Charles' Law? Here is a lesson in which pupils heat air inside a flask and then cool the flask to quickly cool the air. They make observations about what occurs during the...
PPT
Curated OER

Stoichiometry Problems

For Teachers 9th - 12th
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...
Lesson Plan
Virginia Department of Education

Formulas and Percent Compositions of Ionic Compounds

For Teachers 9th - 12th Standards
Try not to blind anyone with science by following the safety rules. The lesson encourages scholars to form an ionic compound from magnesium and chlorine. Then they determine the empirical formula and determine the mole ratio and percent...
PPT
Normal Community High School

Mole Calculations

For Students 9th - 12th Standards
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...
Lesson Plan
Cornell University

Electroplating

For Teachers 6th - 12th
Silver pennies and copper nickels are made possible by applying some chemistry. Learners use electrolysis to coat a penny with zinc sulfate and a nickel with copper sulfate. Their investigation builds an understanding of electroplating...

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