Chymist
Energy of a Peanut
Are you nuts? An engaging experiment burns nuts to find their kilocalories. Young chemists analyze at least two different types of nuts with their experimental results versus what is on the package. The resource offers a great lab for...
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Chemistry Slide Collection
A huge slide show provides a review of almost every topic there is to cover in basic chemistry! Your young scientists will be interested to see each illustration and example given. The appearance of the 120 slides varies greatly, most...
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Limiting Reagents and Percent Yield Problems
Twelve questions about the various calculations of mass and yield are given here. There is significant practice of molarity calculations and consideration of the reactant and product balance.
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Balancing Equations
In this balancing equations activity, students determine the type of reaction and write the balanced equation. Students read the word description and write the symbol of each element using the periodic table.
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Demonstrate Your Chemistry
Students research and evaluate chemical reaction demonstrations that are found on the web. they work in small groups to choose a demonstration that fits a particular category of reaction and then perform the demonstration for the class.
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Thermodynamics Homework Problem Set
In this chemistry worksheet, students determine the equilibrium pressure of NO at each temperature listed. Then they explain why lowering the combustion temperature would have any effect on the NO emission. Students also use the values...
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Chemical Analysis and Stoichiometry Problem Set
In this chemical analysis worksheet, students calculate the empirical formula using a combustion analysis report. Students write balanced chemical equations, total ionic equations, and net ionic equations. This worksheet has 2 problems...
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Physical And Chemical Changes
In this physical and chemical change worksheet, students solve 13 clues in a crossword puzzle focusing on rates of chemical reactions and changes in the state of matter.
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Limiting Reactant
In this chemistry worksheets, students calculate the amount of reactants and products are produced by the given equations. Students also calculate the number of moles as well as the mass of the given compounds.
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High School Chemistry Questions
In this chemistry worksheet, learners determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This worksheet has 20 problems...
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Enthalpy Calculation Worksheet
For this enthalpy worksheet, students calculate the combustion for propane and find the enthalpy of the reaction. They discuss entropy and free energy.
American Chemical Society
Energy Foundations
Only 10 percent of an incandescent bulb's energy is used to create light; the remaining 90 percent is heat. In the unit of activities, young chemists examine energy through hands-on activities, videos, discussions, and readings. Scholars...
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Hydrocarbons
In 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...
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Problem Set For Final Exam-Organic Chemistry
In this organic chemistry worksheet, students solve 15 problems including identifying specific organic molecules, drawing organic molecules and completing reactions of organic molecules.
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Coal Moisture Analysis
Students investigate coal samples and analyze its drying loss under controlled conditions. They establish the loss in mass of a sample when heated under controlled conditions of temperature.
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It's a Gas!
Students investigate gases and their properties by completing 4 activities. In this gases lesson plan, students perform activities to show that gases take up space, they diffuse, and that odors and vibrations pass through gases. They...
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Chemistry Practice
In this chemistry practice worksheet, students select the correct response to the given questions. Students apply knowledge about the states of matter, finding vapor pressure and atmospheric pressure.
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Stoichiometry
Students research chemical formulas and balance chemical equations. In this chemical equations lesson students complete a class activity on chemical equations and answer questions.
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Thermodynamics
In this thermodynamics worksheet, students calculate the change of entropy and standard free energy change for given reactions. Students write expressions for the thermodynamic equilibrium constants for reactions. This worksheet has 10...
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Energy and Enthalpy
For this energy worksheet, students calculate the specific heat and the melting point of titanium. Students calculate the energy released and compare the energetics for given reactions. This worksheet has 4 word problems.
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Phases of Matter and Thermochemistry
For this theromochemistry worksheet, students review the kinetic theory of gases and the three phases of a substance. Students calculate how much heat is required to raise a certain mass of solution a certain number of degrees. This...
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Thermochemistry
In this thermochemistry instructional activity, students calculate the enthalpy of vaporization as well as the write the thermochemical expression for the production of the chemical reaction.
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Reactor Incident
Students are introduced to Chernobyl incident and the resulting environmental health impacts they watch a PowerPoint presentation, read articles and discuss what they have gained from these sources.
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The Chemistry of Killer Coal
Learners research chemical components of coal, as well as environmental health impacts of mining and burning coal. They discuss conservation of mass as it relates to combustion of organic compounds.