Curated OER
WS 4.8-Review
In this chemistry review worksheet, students solve a variety of problems including balancing equations, solving for unknowns using dimensional analysis, finding percent yields, limiting reactants and empirical formulas.
Curated OER
Mass Percentage and Empirical Formulas
In this chemical compounds worksheet, students write the chemical formula and formula mass for given compounds. Students will compare the number of moles of compound in different samples. Students determine empirical formulas. This...
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...
Virginia Department of Education
Matter and Energy: Equations and Formulas
Using simple materials, an informative activity demonstrates the Law of Conservation of Matter and explains how to balance chemical equations. Young chemists perform experiments, analyze reactions, and balance chemical equations on their...
Curated OER
Understanding Behavior of Gases
If you want your young chemists to fully grasp the behavior of gases, here is an all-inclusive lesson plan. It provides handouts of detailed instructions for three laboratory activities, assessment reccomendations, and a list of...
Curated OER
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...
Curated OER
Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
Curated OER
Chemistry 151 - Final Review
In this chemistry review worksheet, students give atomic symbols for given atoms, calculate moles, determine empirical formulas, and balance chemical equations. This worksheet has 1 drawing, 9 fill in the blank, and 12 word problems.
Curated OER
Chemical Equations
For this chemical equations worksheet, students determine the empirical formulas for chemical compounds and balance chemical equations. This worksheet has 1 fill in the blank question and 4 problems to solve.
Curated OER
High School Chemistry Questions
In this chemistry worksheet, students determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This worksheet has 20 problems...
Curated OER
Formula Mass
In this formula mass worksheet, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
Curated OER
Chemical Formulas
High schoolers assess how to go from writing ionic chemical formulas to nomenclature and naming chemical compounds. They brainstorm former studies and share their thoughts in small groups. A list of everyday products (shampoos,...
Curated OER
Working Out Empirical Formulae
In this chemical compounds worksheet, students learn the steps for determining the empirical formula of a compound and then complete 3 problems.
Curated OER
Stoichiometry
In this stoichiometry worksheet, students review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This worksheet has 18 word problems.
Curated OER
Combustion Analysis Worksheet
For this combustion worksheet, students are given directions as to how to analyze a combustion reaction and they then solve five problems using this process.
Curated OER
Chemical Calculations and Chemical Formulas
In this stoichiometry worksheet, students calculate molar masses, empirical and molecular formulas to solve 105 problems and short answer questions.
Virginia Department of Education
Finding the Formula and Percent Composition
Do you have mole problems? If so, call Avogadro at 602-2140. The lesson starts with pupils working independently to solve for molar mass of ionic compounds. Then they learn to solve for percent composition and later perform an...
CK-12 Foundation
Computing Probabilities for the Standard Normal Distribution: The FDA and Food Safety
To recall or not to recall, that is the question. Using provided data, pupils calculate the percent of people that may fall ill on average. The scholars determine the standard deviation based upon the mean and the empirical rule, then...
Radford University
Is Fall Normal?
Fine the normality of fall measurements. Pairs collect measurements of fall leaves and one other fall object. Using the measurements, the groups determine the descriptive statistics for the object and using the Empirical Rule, figure out...
Royal Society of Chemistry
Chemistry Masterclass—Chemistry Outreach
Immerse your chemistry class in the world of organic chemistry! Science scholars isolate acetaminophen from an over-the-counter sample during an intense and interesting lab. Groups use many different separation and analysis techniques to...
Radford University
The Puppy’s Empire
Dogs can't do math ... but people sure can! A set of five lessons has scholars apply math concepts to solve problems related to buying a new dog, such as designing a fence and a dog house, estimating how large the dog will become, and...
Curated OER
Nomenclature Worksheet
As the title suggest, this is an exercise in chemical nomenclature. By completing it, young chemists will practice writing formulas for compounds named, and they will practice naming compounds that are listed by empirical formulas. These...
Curated OER
Stoichiometry
In this stoichiometry worksheet, students review mole conversions, percent composition, empirical formulas and molecular formulas. This worksheet has 6 problems to solve.
Curated OER
Formulas and Mole Conversions
In this formulas and mole conversion instructional activity, students answer 22 graphic organizer, multiple choice, and short answer questions pertaining to formulas and mole conversion.