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How Can We Calculate an Equilibrium Constant?
Students explain how equilibrium quantities are changed by temperature, pressure or different concentration of substances. They work together to complete equilibrium equations. They identify the relationship between absorption of light...
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Speed me up, Scotty!
Students describe and define chemical reactions. They design a laboratory experiment, collect data and analyze data.
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Chemistry II Enthalpy Worksheet
In this enthalpy equation activity, learners are given 3 examples of chemical reactions. Students then respond to 4 practice problems and 1 challenge problem in regard to heat and energy change and release.
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Collisions Drive Reactions
In this reactions worksheet, students determine what must take place in order for a reaction to occur. Students complete 6 short answer questions.
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Exothermic and Endothermic Changes
Students define and identify endothermic/exothermic reactions. Using a series of experiments, they construct and interpret potential energy diagrams for their reactions.
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Equilibrium
In this equilibrium worksheet, students determine the effect of adding or subtracting items from a reaction. Students determine the equilibrium constant for given reactions. This worksheet has 13 problems to solve.
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Types of Chemical Reactions
In this chemical reactions instructional activity, high schoolers fill in 12 blanks, determine if 5 statements are true or false, match 4 types of reactions with their description and solve 2 problems related to balancing equations and...
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Chemical Equilibria
In this chemical equilibria learning exercise, students write equilibrium expressions for chemical reactions and calculate the value of the equilibrium constant. This learning exercise has 8 problems to solve.
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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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Hot Gas Or Cold Gas Lab
Students engage in a lab project to study chemical reactions. They use guided questions to help facilitate the lab experience and come to the correct outcomes. The instructional activity does not contain a true understandable objective....
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Equilibrium Problems
In this equilibrium worksheet, learners determine what effect a catalyst has on the rate of a reaction and the activation energy. Students explore how the equilibrium shifts when different stresses are added to a compound. This worksheet...
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Equilibrium, Enthalpy and Entropy
In this chemical reactions worksheet, students determine what is true about a system at equilibrium and give examples of macroscopic properties. Students determine minimum enthalpy and maximum entropy for reactions. This worksheet has 2...
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Reaction Kinetics
In this chemical reactions worksheet, students determine the reaction rate for various reactions, write balanced equations, create graphs showing the reaction over time, and calculate the activation energy and potential energy. This...
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Potential Energy Diagrams
In this reactions worksheet, students use graphs showing reaction progress to determine if the reaction is exothermic or endothermic, the activation energy, and the enthalpy of change. This worksheet has 1 graph, 7 short answer, and 16...
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Science 9 Unit 3 Worksheet
In this chapters 2 and 3 science guided reading worksheet, students read corresponding material pertaining chemical reactions and the periodic chart answering 40 fill in the blank questions.
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Equilibrium Constant
In this equilibrium constant learning exercise, students show the balanced reaction for given reactions. Students write the equilibrium expression for the reactions. Students apply the Le Chatelier's Principle. This learning exercise has...
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Interpreting Reaction Coordinates
In this reaction coordinates learning exercise, students are given a diagram of the reaction coordinate for a reversible catalyzed and uncatalyzed reaction. Students answer eighteen questions related to the diagram.
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Physical vs. Chemical
In this physical vs. chemical change worksheet, students answer 10 questions about identifying chemical and physical changes. They identify exothermic and endothermic reactions and the parts of a chemical equation. Students answer 1...
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Enzymatic Browning Experiment
Students, in groups, experiment with Heat Blanching, Vitamin C Dip, and Sulfur Dioxide Dip to see if they can prevent enzymatic browning.
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Can You "Gas" What's Happening?
Students examine gas production in "soil" samples through hands on activities and class discussions, to determine if the soil samples have contain living or non-living systems.
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Fuel Mystery Dis-Solved
Students describe how temperature and surface area exposure affect the rate at which fuel is consumed. They explain why engineers want to know about the properties of a fuel when designing rockets. They create a bar graph of result data.
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Food or Fuel?
High schoolers describe the process of transesterification utilizing chemical formulas. They construct and compare models of chemical structure of the substances involved in biodiesel production such as: alcohols, alkenes, alkanes,...
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Matter
Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.
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Combustion Reactions
Pupils write a balanced chemical reaction. They articulate how burning fossil fuels increase the carbon dioxide levels in the atmosphere. Students incorporate all the environmental risks involved as well.
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