Curated OER
Chemical Compounds
In this chemical compounds worksheet, students write the name of compounds from their chemical formula, balance equations, write electronic configurations for elements, and draw Lewis dot structures. This worksheet has 8 fill in the...
Curated OER
The "Laws" and Principles of Chemical Reactions
In this chemical reactions worksheet, students review the law of conservation of mass, the principle of definite proportions, and balancing equations. This worksheet has 3 problems to solve.
Curated OER
Chemistry 152 - Competencies
In this chemistry competencies worksheet, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This worksheet has 4 fill in the blank questions and 20...
Curated OER
Balancing Act
In this chemistry worksheet, students determine the number of atoms in each element and select one that is not equal on both sides of the equation. Then they add a coefficient in front of the formula with that element and adjust their...
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Balancing Chemical Equations
In this chemical equations worksheet, students practice balancing chemical equations by completing 21 equations. This worksheet includes an answer key.
Curated OER
Equations in Motion: Design and construct a mobile
Students participate in a lesson plan that covers the concepts of solving equations and inequalities. To master the concept they must demonstrate visually and verbally how both sides of an equation must be balanced. They construct a...
Curated OER
Another Balancing Equations Sheet
In this reactions learning exercise, students balance the reactants and products for the given chemical reactions. This learning exercise has 15 problems to solve.
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Writing and Balancing Equations
In this equations worksheet, students identify simple reactions as direct combination, decomposition, single replacement, or double replacement. This worksheet has 20 fill in the blank questions.
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How to Balance Equations for Oxidation-Reduction Reactions
In this balancing oxidation-reduction reactions, learners learn how to assign oxidation numbers to atoms in compounds, they learn how to write half reactions in order to balance oxidation-reduction reactions in acidic or neutral...
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Chapter 10: Chemical Calculations and Chemical Equations
In this chemical equations worksheet, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
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Graphing Linear Equations
Ninth graders review the information that they have already learned
with regard to linear equations and graphical representations. They then assist in combining equations with a graphical element and complete various graphs with this...
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Linear Equations 1
For this linear equations worksheet, learners study and analyze how to solve simple equations online. Students solve forty-four simple equations and check their answers on line as they go.
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Equations in the Park
Learners explore algebraic concepts using real life situations. In this equations activity, students develop strategies to solve missing number problems. Learners participate in a board game based on algebraic equations.
Curated OER
2001 U.S. National Chemistry Olympiad National Exam Part II
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a...
National Security Agency
A Balancing Act: Solving Multi-Step Equations
Wow! Put on that thinking cap and solve multi-step equations. To solve equations, learners review the use of the distributive property and combining like terms. This three-day lesson comes with about 20 pages of worksheets, warm-ups,...
Curated OER
Balancing Act
In this balancing equations worksheet, students walk through 1 sample equation in which they determine the number of atoms for each element then add coefficients to the equation to balance the atoms. After completing the sample, they...
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Equivalent Equations
Answer the age-old question every middle schooler has, what are equivalent equations? Here, they will explore the concept, discuss what equivalent equations are, and how to solve them. They also discuss performing an operation on both...
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Introduction To Solving Equations
Use manipulatives (film cans and balance scales) to visualize and solve equivalent equations with your math class. After a lecture/demo, they utilize handouts and solve various equations using the methods learned.
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Quadratic Equations with Negative Discriminate
Solve polynomial equations of degree using different theorems and apply the zero factor theorem for unknown numbers in a quadratic equation. Also use the discriminate to find out the kind of solutions to given quadratic equations shown.
Curated OER
The Cuisenaire Four-Pan Algebra Balance: Limitations and Suggestions
Students illustrate the concept of balancing equations using a Four-Pan Algebra Balance. In this balancing instructional activity, students visualize why it is necessary to add or subtract the same quantity on both sides of an equation...
PHET
Equality Explorer
Find the right balance between concrete and abstract thinking. After using interactive balances to explore inverse operations, learners solve multi-step equations with variables on both sides. Of course, they can still use the...
Curated OER
Chemical Equations
In this chemistry worksheet, students complete the word equation and write the complete, balanced formula equation below the word equation for each. Then they complete and balance the formula equation for each.
PHET
Equality Explorer: Two Variables
Solving equations in two variables can't be that much harder than solving equations in one variable. Using a balance interactive, scholars solve equations in two variables. They apply inverse operations by adding -x, -y, or -1 as...
Curated OER
Simplifying Equations of the Form ax+b=cx+d
Students solve equations of the form ax+b=cx+d and visualize the concept of "balancing" an equation.
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