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Ammonium Nitrate - Efficient Fertilizers
Students study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.
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Activity #13 Changing The Look of Sugar
Students observe what happens when sugar is dissolved in water and when it is heated. They weigh the products after each of the two experiments on a balance scale. Pupils distinguish between physical and chemical changes. Students are...
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Activity #9 Tye Green Blob
Students comprehend that a chemcial change produce substances with a different composition and physical and chemcial properties. They state the differences between physical and chemical changes. Pupils observe changes that occur during...
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Activity #18 Decompostion of Baking Soda
Students observe what occurs as baking soda is heated. They explain why a chemical rather than a physical change occurred during the procedure. Pupils identify the tpe of reaction (decomposition). Students conduct a glowing splint...
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Activity #19 Oxygen For Yeast
Students observe and record what occurs when yeast is added to hydrogen peroxide. They indicate why a chemical reaction (decompostion) must have occurred during the experiement. Pupils explain why yeast was used. Students comprehend the...
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Thermodynamics Worksheet
In this science worksheet, learners are using the laws of thermodynamics and a basic knowledge to fill in the sentences with the correct words.
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Metabolism Test Review
In this metabolism test review, students define several terms. Students write balanced chemical equations for aerobic cellular respiration. Students complete several multiple choice questions.
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Gases and Chemical Reactions
In this chemical reactions worksheet, students calculate the volume or pressure for different gases. Students determine the effect of different stimuli on the rate of a chemical reaction. This worksheet has 1 short answer, 10 fill in the...
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Chemical Analysis and Stoichiometry
In this chemical analysis learning exercise, learners use a combustion analysis report to calculate the empirical formula for compound samples. This learning exercise has 2 problems to solve.
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Thermodynamics
In this thermodynamics worksheet, students review enthalpy, state functions, bond energy, and heat capacity. This worksheet has 2 multiple choice, 6 matching, and 12 problems to solve.
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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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Natural Resources
In this natural resources worksheet, students compare examples of chemical and physical properties, balance equations, and calculate molar mass and moles. This worksheet has 12 problems to solve and 12 short answer questions.
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Describing Chemical Reactions
In this chemical reactions instructional activity, students fill in 12 blanks with the appropriate terms related to chemical reactions. They also indicate if 4 statements are true or false and match 7 words with their descriptions....
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A Potpourri of Thermo Questions
In this thermodynamics learning exercise, students match terms to their definitions such as enthalpy, equilibrium, bond energy, and heat capacity. This learning exercise has 20 words to match.
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Kinetics Worksheet
In this kinetics worksheet, students use concentration-time date tables to determine the rate of reaction and reaction order at each temperature. This worksheet has 4 problems to solve.
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Le Chatelier's Principle
In this chemical reaction worksheet, students apply Le Chatelier's Principle to explain how the given changes in reaction conditions will affect the position of equilibrium. This worksheet has 6 problems to solve.
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Collision Theory Worksheet
In this reactions instructional activity, students explain why all reactions have an activation energy using their understanding of collision theory. This instructional activity has 4 short answer questions.
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Model Mania
Eighth graders study the conservation of matter. In this chemical reaction lesson students examine what happens during a chemical reaction and complete a lab activity.
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The Rates of Chemical Reactions
In this chemistry activity, students complete a crossword puzzle with 25 questions on chemical reactions. They identify common terminologies used in describing chemical reactions.
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Introducing Chemistry Vocabulary
Students study vocabulary based on chemistry terms by creating flash cards. In this scientific vocabulary lesson, students utilize a chemistry word or phrase to create a card which uses the term, describes it in the student's...
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Plant Structure, Function and Growth
Students study three structures of a plant as well as their locations and functions. In this botany lesson students complete several activities on plant organs and their functions.
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Determination of a Rate Law
High schoolers determine the rate law for a chemical reaction. They use graphical techniques in the analysis of experimental data.
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Spectrophotometric Determination of an Equilibrium Constant
High schoolers determine the equilibrium constant for a chemical system and use graphing techniques and data analysis to evaluate experimental data.
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