Classroom Resources: Reactions & Stoichiometry
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126 – 150 of 254 Classroom Resources
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Photosynthesis | Middle School
Lab: The Chemical Process of Photosynthesis Mark as Favorite (2 Favorites)
In this lab, students will rotate through five stations to understand the importance of the reactants required for the process of photosynthesis in a plant. They will also create the chemical equation for the photosynthesis reaction.
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Ionic Bonding, Covalent Bonding, Molecular Formula, Naming Compounds, Stoichiometry, Limiting Reactant, Classification of Reactions | High School
Activity: Isn't it Ionic Mark as Favorite (57 Favorites)
In this activity students will form ionic compounds and covalent compounds using clues and questions. Students are going to then develop their own stoichiometric problems and have other groups attempt to solve it.
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Chemical Change, Conservation of Mass, Chemical Change, Physical Change | Middle School, High School
Lab: Chemistry in a Bag Mark as Favorite (89 Favorites)
In this lab, students will observe and identify chemical and physical changes contained inside a plastic bag. Students will also use this lab to understand the Law of Conservation of Mass.
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Chemical Change, Reaction Rate, Reaction Rate, Phase Changes | Elementary School
Demonstration: Plop & Fizz Investigation Mark as Favorite (2 Favorites)
In the demonstration the teacher will perform a reaction between water and Alka-Seltzer in order to generate the release of carbon dioxide. Students will observe the chemical reaction, while timing the release of carbon dioxide and observe 3 states of matter. This will be repeated 3 times, each time increasing the number of tablets used.
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Acid Base Reactions, Stoichiometry, Limiting Reactant | High School
Lab: Fizzy Drink Mark as Favorite (59 Favorites)
In this lab, students will learn the properties of acid and bases while applying the principles of stoichiometry to calculate the amount of base needed to neutralize an acid completely and produce a bubbly drink.
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Chemical Change, Physical Change, Chemical Change, Scientific Method, Melting Point, Phase Changes | Middle School
Lab: S'more Change Please Mark as Favorite (10 Favorites)
In this lab, students will be able to demonstrate the difference between a physical and chemical change by making ooey, gooey, yet yummy S’mores!
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Chemical Change, Observations, Chemical Change, Oxidation | Elementary School
Demonstration: Apple's Oxidation Mark as Favorite (2 Favorites)
In this lab students will learn about the chemical reaction, oxidation, using apple wedges. They will apply different substances to a number of apple wedges to determine if these applications have any impact on the oxidation process. Students will also use a control sample so that they compare their results with an apple wedge that has not had any substance added to it. Students will measure and record the time it takes to see the changes to the apple which indicate oxidation. 3-46
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Limiting Reactant, Chemical Change, Conservation of Mass, Stoichiometry, Chemical Change, Observations, Conservation of Mass | High School
Demonstration: Understanding Limiting Reactants Mark as Favorite (50 Favorites)
In this demonstration, the teacher will perform a series of reactions between acetic acid (vinegar) and varying amounts of sodium bicarbonate (baking soda) in order to inflate several balloons. Students will observe the reactions and analyze the quantities of reactants used as well as the results in order to understand the concept of limiting reactants.
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Chemical Change, Physical Change, Chemical Change | Middle School, High School, Elementary School
Lab: Chemical and Physical Changes Mark as Favorite (78 Favorites)
In this lab, students will observe and analyze a number of examples in order to determine if a chemical or physical change occurred.
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Chemical Change, Exothermic & Endothermic, Chemical Change, Physical Change, Separating Mixtures | Elementary School
Lab: Super Suds Mark as Favorite (3 Favorites)
In this lab, students will investigate an endothermic chemical reaction by combining baking soda, hand soap and citric acid. The students will be tasked with differentiating between chemical and physical changes during this experiment.
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Conservation of Mass, Chemical Change, Interdisciplinary, Culminating Project, Phase Changes, Chemical Change | Middle School, High School
Project: Law of Conservation of Mass Comic Strip Mark as Favorite (26 Favorites)
In this project, students will work in groups to create a comic strip that illustrates understanding of the law of conservation of mass.
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Chemical Change, Chemical Change, Observations, Acid Base Reactions, Chemical Change | Elementary School
Lesson Plan: The Chemistry of Eggs Mark as Favorite (1 Favorite)
In this lesson students will learn that vinegar can react with the Calcium in an egg shell to make it rubbery. First, the students will listen to the teacher read a book about eggs. The teacher will then put an egg in a jar with vinegar and let it set for two days. Students will make a prediction about what they think will happen to the egg, and then together they will investigate the final results.
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Limiting Reactant, Dimensional Analysis, Stoichiometry | High School
Lesson Plan: Map to Solving Limiting Reactant Problems Mark as Favorite (18 Favorites)
In this lesson, students will learn how to follow a step-by-step problem solving method for limiting reactant stoichiometry problems. This method can be particularly beneficial for students who struggle with completing these calculations.
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Exothermic & Endothermic, Classification of Reactions, Energy Diagrams, Bond Energy, Activation Energy, Temperature, Chemical Change | Middle School, High School
Activity: Simulation Activity: Energy Changes in Chemical Reactions Mark as Favorite (96 Favorites)
In this simulation, students will evaluate the energy changes in an endothermic and an exothermic chemical reaction. Through the use of this simulation students will have the opportunity to compare how energy is absorbed and released in each reaction. Additionally, students will make a connection between the standard energy diagrams associated with each reaction type.
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Polymers, Chemical Change, Conservation of Matter, Phase Changes | Elementary School
Lesson Plan: Making Slime Mark as Favorite (3 Favorites)
In this lesson, students explore the science behind chemical reactions as well as the processes used by chemical engineering principles to develop new materials. The idea that mixing two substances can result in an explosion, the release of gas, and the formation of an entirely new substance is both fascinating and mysterious to most young students.
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Balancing Equations, Conservation of Mass, Conservation of Matter, Conservation of Matter, Chemical Change, Chemical Change, Conservation of Mass, Polyatomic Ions, Precipitate | Middle School, High School
Activity: Simulation Activity: Balancing Chemical Equations Mark as Favorite (100 Favorites)
In this activity, students will learn how to count atoms and how to balance chemical equations using a simulation and games from PhET Interactive Simulations.
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Heat of Combustion, Heat, Exothermic & Endothermic, Combustion | Elementary School, Middle School, High School
Video: The Internal Combustion Engine Video Mark as Favorite (29 Favorites)
This video investigates both the mechanical and the chemical processes used in the internal combustion engine, as well as the history and evolution of the combustion engine.
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Balancing Equations, Precipitate, Solubility Rules | High School
Animation: Net Ionic Equations Animation Mark as Favorite (67 Favorites)
This animation explores what happens in a precipitate reaction on the particulate level. Students will see why writing a net ionic equation accurately represents what happens in these scenarios. An example of diluting a soluble solid, mixing two aqueous reactants that yield aqueous products, and mixing two aqueous reactants that yield a precipitate are part of this animation. **This video has no audio**
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Limiting Reactant, Conservation of Mass, Stoichiometry, Mole Concept | High School
Animation: Limiting Reactant Animation Mark as Favorite (57 Favorites)
This animation explores what happens in a limiting reactant problem on the particulate level. Assembling a bike is used as an analogy to introduce the concept of limiting reactant, and then the balanced equation of the combustion of methane is used in four quantitative examples to show what it means for a chemical to be a limiting reactant. The concept of the conservation of mass is also demonstrated by calculating masses from the mole quantities of the reactants and products. **This video has no audio**
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Reduction, Oxidation, Redox Reaction, Catalysts, Activation Energy, Combustion | Elementary School, Middle School, High School
Video: Catalytic Converters Video Mark as Favorite (32 Favorites)
This video investigates the role of a catalytic converter and its corresponding chemical reactions within a vehicle. Students will learn about both oxidation and reduction reactions and how they, in combination with a catalyst, can impact the molecules released in a car’s exhaust.
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Electrolysis, Cathode, Anode, Half Reactions, Redox Reaction, Reduction, Oxidation, Electron Transfer, Balancing Equations, Exothermic & Endothermic | High School
Lab: Electrolysis of Water Mark as Favorite (38 Favorites)
In this lab, students will perform the electrolysis of water using a battery, test tubes, thumbtacks, and a plastic cup.
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Reduction, Classification of Reactions, Redox Reaction, Functional Groups, Chemical Change | High School
Lab: Silver Test Tube Holiday Ornament Mark as Favorite (21 Favorites)
In this lab, students will carry out a reduction reaction in order to create a silver-plated test tube that can be used as a holiday ornament.
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Acid Rain, Chemical Change, Acid Base Reactions, pH, Chemical Change, Classification of Reactions, Observations, Interdisciplinary | High School
Activity: Investigating Acid Rain Mark as Favorite (28 Favorites)
In this activity, students will investigate the chemistry of acid rain through web based research. Students will also have the opportunity to observe the reaction between a common acid and a material in a week long simulation and relate their findings to the effects of acid rain.
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Acid Rain, Acid Base Reactions, Chemical Change, Chemical Change, Indicators, Equivalence Point, pH, Concentration, Molarity | High School
Lab: Seeing the Effects of Acid Rain Mark as Favorite (18 Favorites)
In this lesson, students will prepare an environment and make acid rain to see how the acid rain effects the items in the environment.
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Indicators, Le Châtelier's Principle, Acid Base Reactions, Chemical Change, Chemical Change, Limiting Reactant, Reaction Rate, Observations, Chemical Change | High School
Demonstration: Milk of Magnesia Magic Mark as Favorite (99 Favorites)
In this demonstration, students will observe a color change in a milk of magnesia solution as vinegar is added.