### We found 40 resources with the keyterm empirical formula

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Lesson Planet

#### Another Mass Composition Problem

For Students 7th - 10th
Sal builds on the previous video which shows students how to calculate the mass composition of a compound from its empirical formula. This problem uses the elements Hydrogen, Oxygen, and Sulfur. The process requires quite a bit of...
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#### Formula from Mass Composition

For Students 7th - 10th
Students of chemistry are shown how to calculate the empirical formula from a molecule's mass composition. Sal uses a variety of elements from the Periodic Table to demonstrate the process and the calculations involved to arrive at the...
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#### 2001 U.S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
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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#### Chapter 2 and 3 Practice Worksheet - Formulas and Compounds

For Students 9th - 12th
In this formulas and equations worksheet, chemistry apprentices write the chemical formulas given the names. They calculate percent composition, balance equations, and calculate the mass of a substance present in a fertilizer. This is a...
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#### Empirical Formula

For Teachers 9th - 12th
Plenty of time was invested in creating this detailed presentation. The first slide alone includes several steps that support your explanation of percent composition, a precursor to understanding how to write empirical and molecular...
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#### Oxidation Numbers and Ionic Compounds

For Students 9th - 12th
In this oxidation numbers and ionic compounds activity, students write the formula for compounds given ions, they write the ions given formulas, they list oxidation numbers for elements, they write formulas for compounds and they name...
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#### Stuff We Did Last Semester. . . You Must Remember for this Semester. . .

For Students 9th - 12th
Don't let the title throw you. It could easily be changed to "Density and Mole Calculations," or "Naming Molecular Compounds." The content is appropriate to any general chemistry course, and learners will benefit from the practice of...
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#### WS 5.5 Percent Composition

For Teachers 10th - 12th
In this percent composition worksheet, young scholars find the percentages of atoms in compounds and they determine empirical formulas given the percent of each atom in a compound.
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#### Chemistry Practice

For Teachers 10th - 11th
In this chemistry overview worksheet, students calculated the volume of different gases and liquids given in a word problem. Students had to calculate the molecular mass and write the empirical formula and the molecular formula.
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#### AP Chemistry Topic 1: Chemical Foundations, More Review

For Students 10th - 12th
This two-page review touches on several foundational chemistry concepts. It could be used to assess class knowledge before delving into more complex AP-level material.
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#### Empirical Formula, Molecular Formula, and Hydrates

For Students 9th - 12th
A series of questions to check full understanding by your talented class. Multiple examples are given of compounds and their formation. Pupils are expected to calculate the correct mole values or formulas from the masses, and common...
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#### Empirical Formula: From Percentage to Formula

For Teachers 9th - 12th
Starting with definitions of empirical and molecular formulas, this slide show guides pupils through the ways to calculate and produce chemical formulas as percentages and molar ratios. A number of examples are given for viewers to try...
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#### Empirical and Molecular Formulas

For Students 9th - 12th
For this compounds worksheet, students write the empirical formulas or the molecular formula for the given chemical compounds. This worksheet has 20 problems to solve.
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#### Percentage Composition and Empirical & Molecular Formula

For Students 10th - 12th
In this compounds worksheet, students determine the empirical and molecular formulas for given compounds. This worksheet has 10 problems to solve.
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#### Percentage Composition

For Students 9th - 12th
In this chemical compounds worksheet, students determine the empirical formula or the molecular formula for the compounds given. Students calculate percent composition. This worksheet has 10 problems to solve.
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#### Chemical Formulas

For Students 10th
A series of questions which ask for calculations of molar number, atom number, grams of compound, and formula. A good review of math skills and necessary chemistry terms.
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#### Stoichiometry Test

For Students 11th - 12th
In this stoichiometry worksheet, students calculate molar mass, determine empirical formulas and limiting reactants to complete 8 problems.
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#### Formulas from Masses

For Students 10th - 12th
In this mass worksheet, students determine the percentage composition of given compounds. Students write the empirical formula from the percentage composition. This worksheet has 5 problems to solve.
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#### Mass Percent

For Students 10th - Higher Ed
In this chemical compound worksheet, students use the mass percent to determine the molecular formula or the empirical formula for given compounds. Students determine the mass percent of each element in given compounds. This worksheet...
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#### Lewis Dot Structures

For Students 10th - Higher Ed
In this compounds activity, students practice drawing the Lewis Dot structures for the given atoms and their respective ions. Students write the empirical formula and Lewis Dot structures for ionic compounds. This activity has 3 problems...
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#### WS 4.8-Review

For Students 10th - 12th
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.
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#### WS 4.5 Percent Composition and Empirical Formula

For Students 10th - 12th
In this compounds worksheet, students determine the empirical formulas and percent compositions of compounds given chemical formulas, mass of elements in compounds and percentages of elements in compounds.
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#### Chapter 8 Worksheet-Mass, Mole, Percent Composition

For Students 10th - 12th
In this moles and molecules worksheet, students answer fourteen questions about moles, mass, and the mole and they solve eight problems for molecular formulas, empirical formulas and percent composition.
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#### Combustion Analysis Worksheet

For Students Higher Ed
In this combustion worksheet, students are given directions as to how to analyze a combustion reaction and they then solve five problems using this process.