Curated OER
Another Balancing Equations Sheet
For this reactions worksheet, students balance the reactants and products for the given chemical reactions. This worksheet has 15 problems to solve.
Curated OER
Balancing Chemical Equations
In this balancing chemical reactions worksheet, students fill in the proper coefficients in front of the reactants and products of 20 equations to balance each given chemical equation.
Curated OER
The "Laws" and Principles of Chemical Reactions
In this chemical reaction principles instructional activity, learners read about definite proportions and the law of conservation of mass. Students read about how to balance a chemical equation. Then learners complete 20 fill in the...
Curated OER
Chemical Equations and Stoichiometry
In this chemical equations activity, students write ten combustion equations given a hydrocarbon compound. They write the equations and balance each.
Curated OER
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.
Curated OER
Equilibrium and Acid/Base Equilibrium
In this acid/base and equilibrium worksheet, students solve seven problems including calculating equilibrium concentrations of all species in a reaction, calculating the pH of solutions, determining the direction of a reaction at...
Curated OER
Chemical Equilibria and an Introduction to Water Chemistry
In this equilibrium and water chemistry worksheet, students solve twenty problems related to acids and bases, equilibrium and water.
Curated OER
Equilibrium Worksheet
In this chemistry worksheet, students complete 10 problems on equilibrium. They calculate equilibrium constants and concentration of products and reactants.
Pingry School
Chemical Equilibrium
We know about the light spectrum, the age spectrum, and sound spectrum, but do chemical reactions also occur on a spectrum? Young scientists experiment with partial reactions on a spectrum and observe the color changes. Then, they...
National Institute of Open Schooling
Chemical Arithmetics
Substances with the same empirical and molecular formula must be differentiated by their structural formula. Part two in a series of 36 has pupils using chemical formulas to calculate how much of a compound is present in a given...
Curated OER
Equilibrium Calculations
The equilibrium constant does not change — as long as the temperature remains unchanged. Here's presentation that briefly reviews equilibrium constants before working through four practice problems, including three calculating...
Beyond Benign
Packed Up Properties
Determine physical properties of potential packaging materials. Continuing from previous lessons in the series, the resource asks groups to identify physical properties of the substances. They test for conductivity, solubility, water...
Royal Society of Chemistry
Extraction of Copper
Is copper found as a raw material? Science sleuths manipulate the reactants and products found in the copper extraction process in a series of fun puzzles. The interactive engages learners in pairing formulas with their names while using...
Virginia Department of Education
The Law of Conservation of Matter
The Law of Conservation of Matter can be complex for young scientists to fully grasp. Use this experiment to help simplify the process as pupils perform two experiments to determine mass: one that melts a substance and the other that...
National Institute of Open Schooling
Chemical Thermodynamics
All chemical reactions require energy. To explore thermodynamics, classes read and discuss its laws, exothermic and endothermic reactions, enthalpy in many forms, calculate enthalpy problems, and use Hess' Law to calculate enthalpy of a...
Curated OER
Stoichiometry
For this stoichiometry worksheet, students identify types of reactions, show the products, and balance the equations. Students determine the limiting reagent, theoretical yield, and percent yield for given reactions. This worksheet has 5...
Curated OER
Role of Energy in Reactions
In this energy worksheet, students determine the enthalpy of exothermic and endothermic reactions. This worksheet has 1 fill in the blank and 4 short answer questions.
CK-12 Foundation
Cellular Respiration: Can Photosynthesis Be Reversed?
Cellular respiration and photosynthesis relate closely, but many don't realize how. Scholars drag and drop the reactants and products to the chemical reactions for both processes. Then they answer three multiple-choice questions.
Curated OER
Stoichiometry
In this stoichiometry worksheet, students balance equations and name the reactants and products. This worksheet has 2 problems to solve.
Curated OER
Balancing Chemical Reactions 2
In this balancing chemical reactions worksheet, students balance equations, identify electrons gained or lost in atoms and identify the number of atoms of each element for the reactants and products in equations. They also answer 3...
Curated OER
Balancing Equations
In this chemical equations worksheet, students review the steps to balancing equations and then complete a graphic organizer by balancing 10 chemical reactions.
Curated OER
Equilibrium Equations
In this chemical reactions worksheet, students calculate the equilibrium constant for given reactions. Students decide if reactions are homogeneous or heterogeneous and if the equilibrium favors reactants or products. This worksheet has...
Curated OER
Mass/Mass Problems
In this mass worksheet, students calculate how much of any product will form from a given amount of reactant. This worksheet has 7 problems to solve.
Curated OER
Stoichiometry
In this stoichiometry learning exercise, students review concepts related to stoichiometry including molar ratio and conservation of matter. Students calculate the number of mole is specific reactions. This learning exercise has 7 fill...