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2001 U.S. National Chemistry Olympiad - Local Section Exam
Sixty multiple-choice chemistry questions make up this comprehensive exam used for the 2001 US National Chemistry Olympiad. Every topic that you would expect to approach in a general chemistry class is queried on. You could easily use...
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Chemical Equations
Wow! This comprehensive collection of slides will walk your chemistry class through the foundation of chemical reactions, teach them to balance equations, differentiate types of reactions, and calculate stoichiometry problems. This will...
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Module 7 Revision Guide - Chemistry
Two versions of this handout are provided, the second with more detailed information on the same topics. Chemistry aces survey chemical reactions, heat energy transferred, and the action of enzymes by reading this resource. You can...
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Balancing Chemical Equations - Learning How
In this chemical equations activity, students learn to balance chemical equations by counting the number of atoms of each element in the products and reactants and making them equal. This activity has 5 problems to solve.
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Conservation of Mass
Students conduct an experiment to compare the total mass of products to the mass of reactants. For this conservation of mass lesson plan, students devise an experiment to show that matter is neither created or destroyed in a chemical...
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Mass-Mass Relationship
Students investigate mass-mass relationships in the lab. In this mass-mass relationship lesson plan, students mix sodium carbonate with hydrochloric acid to produce sodium chloride, water and carbon dioxide. Students use the amount of...
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Mass-Mass Relationships
High schoolers investigate mass-mass relationships using potassium carbonate and hydrochloric acid. For this mass-mass relationship lesson plan, students measure a certain amount of potassium carbonate and determine how much hydrochloric...
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Chemical changes
After recapping some of the basic terms used in reactions, this PowerPoint will be useful to your class by demonstrating some examples of forming equations.
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Visualizing the Limiting Reactant
In this chemical equation learning exercise, students determine the limiting reactant and the excess reactant for the given reactions. This learning exercise has 10 problems to solve.
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Limiting Reactant Problems
In this chemical reaction worksheet, students determine the limiting reactant in the equations given plus determine the amount of moles of product produced. This worksheet has 6 problems to solve.
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Stoichiometry
For this stoichiometry worksheet, students use balanced equations for chemical reactions to determine the percent yield and the mass of product produced. This worksheet has five problems to solve.
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Kinetics
In this kinetics worksheet, students review activation energy, rate of reaction, and reaction mechanisms. This worksheet has 13 multiple choice questions.
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Theoretical Yield and Percent Yield in Chemical Reaction
In this stoichiometry worksheet, young scholars solve several problems using the stoichiometric method. Students find the percent, theoretical, and actual yield for all problems presented.
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Reactions of Benzene Derivatives
For this chemistry worksheet, students complete each of the problems by completing the circle for each reactant with the correct benzene derivative. There are three problems to solve and complete on the sheet.
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Polymers Lab: Bouncy Ball and Slime
Eighth graders investigate chemical reactions to produce polymers. In this polymers lesson plan, 8th graders experiment with sodium silicate and ethyl alcohol to make a polymer. They also experiment with borax and glue to make a polymer....
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Chemistry Lab: Chemical Equilibrium
Students investigate the effects of adding or removing a reactant or a product on chemical equilibrium. In this equilibrium lesson plan, students add or remove ions to solutions to determine the effects on equilibrium. They make...
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Writing the Complete Equation
In this writing equations worksheet, students are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.
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Balancing Chemical Equations
In this balancing chemical reactions learning exercise, students fill in the proper coefficients in front of the reactants and products of 20 equations to balance each given chemical equation.
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Another Balancing Equations Sheet
In this reactions worksheet, students balance the reactants and products for the given chemical reactions. This worksheet has 15 problems to solve.
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Physical vs. Chemical Changes and "The Code"
In this chemical and physical change worksheet, learners read about the differences between substances going through physical changes vs. chemical changes. They are given examples of each and evidence to look for in chemical changes....
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Understanding Chemical Equations
In this chemical equations worksheet, students identify the reactants and the products, state what phase each is in, and state the mole ratios of all the products and reactants. Students complete 10 problems.
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Conservation During Chemical Reactions
In this chemical reaction worksheet, students are given the details of an experiment where sodium chloride and silver nitrate are mixed in a chemical reaction. Students answer nine questions about the chemical reaction, they determine...
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Everything about Equations
In this chemical reactions worksheet, students are given fifteen unbalanced equations and they must identify the reaction types, the phases of the products, the signs that a chemical change occurred and the sum of the coefficients of the...
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Balancing Equations Online
In this balancing equations worksheet, learners use an on line source to answer questions about balanced equations and they write balanced equations for various types of reactions. They balance equations using an on line game that allows...