Curated OER
Molecules, Moles and Molar Masses
In this molecules, moles and molar masses worksheet, students find the atomic masses of 8 elements, they write the formulas for 6 diagrams of molecules and they find the molecular masses of 12 compounds. Students also find the fraction...
Curated OER
Review of Stoichiometry
In this chemistry instructional activity, students answer 50 multiple choice questions on stoichiometric calculations, the mole and chemical reactions.
Curated OER
Exam Review: Chemistry Calculations
In this chemistry calculations review learning exercise, students solve 33 review problems about titrations, precipitates, pressure and volume of gases, combustion reactions, heat of combustion, molar concentrations and molecular formulas.
Curated OER
Moles, Molecules, and Molar Masses
In this molecules worksheet, students calculate the mass or volume of a certain number of moles of a compound. There are 3 difficulty levels of this worksheet, each one has 6 problems to solve.
Curated OER
A Solution for Moles
Students calculate the concentration of different solutions. For this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
Curated OER
Chapter 10: Chemical Calculations and Chemical Equations
In this chemical equations activity, students write and balance chemical reactions. They complete 98 short answer and problem solving questions on molarity and chemical equations.
Royal Society of Chemistry
Symbols
Chemistry calculations can look a bit like alphabet soup at times. How do you help pupils make sense of it all? An interactive resource helps scholars sort through the symbols for common quantities such as moles, boiling point, and...
Curated OER
Mole/Gram Conversions
In this compounds learning exercise, learners calculate the number of grams or the number of moles in the given compounds. Students calculate the percentage weight by mass of an element in a compound. This learning exercise has 3...
Science Geek
Thermochemical Calculations
Viewers learn where the heat goes when phase changes take place with a presentation that explains the latent heat of phase changes, or, more specifically, the molar heat of fusion, solidification, vaporization, and condensation. The show...
Chemistry Collective
Virtual Lab: Cola and Sucrose Concentration Problem
Recreate the secret Coca-Cola formula in a virtual lab. Young scholars create the solution and then calculate sucrose concentrations in terms of percent mass, molarity, molality, and mole fraction. Then using density, learners determine...
Curated OER
Holy Moley!
In this chemistry instructional activity, students calculate to find the molar mass of water. Then they identify how many moles of hydrogen atoms and oxygen atoms they would have in a beaker. Students also write the chemical formula of...
Curated OER
Solutions
In this solutions activity, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This activity has 2 short answer questions and 9 problems to...
Curated OER
The Connection Between Pigment and Light Colors
Students explain the mole concept and use this concept to prepare chemical solutions of particular molarities.
Curated OER
Ammonium Nitrate - Efficient Fertilizers
Young scholars study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.
Curated OER
Molecular Mass
For this molecular mass worksheet, learners use factor labeling to convert moles to grams or moles to atoms. Students calculate molecular mass. This worksheet has 6 problems to solve.
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
Chemical Elements
In this elements worksheet, students determine the number of moles and the number of protons, electrons, and neutrons for given atoms or ions. Students calculate the atomic weight of an element. This worksheet has 3 fill in the blank and...
Curated OER
Molarity
In this molarity learning exercise, students calculate the molarity of 13 different molecules. Students also determine the concentration of given solutions. This learning exercise has 19 word problems.
Curated OER
Chemistry 130
In this chemical compounds worksheet, students calculate moles, molar concentration, and volume of given compounds. Students balance equations, give the formula and charge of polyatomic ions, and draw Lewis electron dot structures. This...
Curated OER
Chemistry 151 - Final Review
In this chemistry review learning exercise, students give atomic symbols for given atoms, calculate moles, determine empirical formulas, and balance chemical equations. This learning exercise has 1 drawing, 9 fill in the blank, and 12...
Curated OER
Stoichiometry Practice Problems
In this stoichiometry worksheet, students calculate the mass of the compound produced from given chemical reactions. This worksheet has 6 problems to solve.
Curated OER
Stoichiometry Practice Problems
In this stoichiometry activity, students calculate the mass of compounds or gases produced from given chemical reactions. This activity has 5 problems to solve.
Curated OER
Limiting Reactant
In this chemistry worksheets, students calculate the amount of reactants and products are produced by the given equations. Students also calculate the number of moles as well as the mass of the given compounds.
Curated OER
Reaction Types and Stoichiometry
In this chemical reactions learning exercise, students balance chemical reactions and identify each type of reaction. Students write the net ionic equation for reactions. Students calculate moles and grams of reactants or products. This...