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291 resources with the concept moles

Lesson Planet

Matter and Energy: Equations and Formulas

For Teachers 9th - 12th Standards
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...
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Mystery Iron Ions

For Teachers 9th - 12th Standards
Young chemists perform an experiment to determine if a compound is iron (II) chloride or iron (III) chloride. Then they determine the formula, balance the equation, and answer analysis questions. 
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2007 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
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2000 U.S. National Chemistry Olympiad Local Section Exam

For Students 9th - 12th
This 60-question comprehensive exam was designed to determine who would go on to compete in the 2000 US National Chemistry Olympiad. Hopefuls answer multiple choice questions regarding all chemistry topics taught in the first year...
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2009 U. S. National Chemistry Olympiad - Local Section Exam

For Students 9th - 12th
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
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2001 U.S. National Chemistry Olympiad National Exam Part II

For Students 9th - 12th
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 local...
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Everything You Ever Wanted To Know About Hot Wire Chemical Vapor Deposition, But Were Afraid To Ask

For Teachers 10th - 12th
To wrap up your year of general chemistry, have lab groups compete in a tot wire chemical vapor deposition (HWCVD) competition. With their foundation in chemical nomenclature, stoichiometry, and gas laws, each group completes several...
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Relating Moles to Coefficients of a Chemical Equation

For Teachers 9th - 12th
Students investigate the coefficients in a chemical equation and their relation to moles. In this moles and coefficients lesson plan, students perform a single replacement reaction of copper (II) sulfate and zinc and find the ratio of...
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Measurement of Pressure and Temperature

For Teachers 9th - 12th Standards
We all have standards and scientists are no exception. Presentation covers standard temperature, standard pressure, temperature conversions, and absolute zero. It explains pressure using pascals, mm of mercury, atmosphere, and torr, then...
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Real Life Chemistry (for the Business World)

For Students 9th - 12th
In this real life chemistry worksheet, students are given 12 problems to solve by converting from one unit to another. Students are given conversion factors to find their answers including finding the number of moles and molecules.
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Measuring for Chemistry: Moles, Compounds, and Conversions

For Students 9th - 12th
Through a station rotation activity, scientists complete 9 chemistry activities to complete this interactive activity. Concepts include molar masses, percent composition, accuracy vs. precision, mass of an object, scientific notation,...
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2015 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
More than 80,000 scholars earned college credit for Chemistry with the AP exam in 2015. The College Board released the free-response questions covering topics, including moles, that often confuse scholars. They also released example...
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2017 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
More than 83,000 scholars earned college credit, thus saving time and money by passing the AP Chemistry exam in 2017. Use the exact test questions covering concepts from activation energy to solubility to prepare for the upcoming...
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2016 AP® Physics 2: Algebra-Based Free-Response Questions

For Students 11th - 12th Standards
While AP Physics 1 counts as an introductory college Physics course, AP Physics 2 counts as a second-year college Physics course. Help scholars prepare for this more advanced college-level test with questions from previous assessments...
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Determination of the Molar Mass of an Unknown Acid

For Students 9th - 12th Standards
Acids and bases have a love-hate relationship. They balance each other so nicely, but they are complete opposites! Learners use these concepts and titration to calculate the molar mass of an unknown substance. The experiment document...
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The Kg Is Dead, Long Live the Kg

For Students 9th - 12th Standards
Precision is imperative in science! Learn how science defines units of measure and how that changed for several units in 2018. A video lesson describes the history behind the definition of the kilogram, and the narrator then explains why...
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Should I Get My Mole Checked Out?

For Teachers 10th - 12th Standards
You definitely want to check out this mole! Chemistry scholars experiment to observe an unobservable quantity with an engaging lesson plan from K20. Partners collaborate to determine what's inside an opaque box, then complete a series of...
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Chemistry Clicks Your BIC

For Students 9th - 12th
Keep your lessons on the lighter side! A chemistry lesson has learners collect butane gas to calculate its molecular mass. They measure the mass of the gas using a displacement method.
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Symbols

For Students 6th - 12th
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...
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Mass Concentration of Solutions

For Students 6th - 12th
Ready to teach your class about molar mass and solution concentration? Make time for an interactive resource that will challenge their reasoning and problem-solving skills. Science scholars calculate the molarity of several solutions...
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Concentration of Solutions 1

For Students 6th - 12th
Need a fun solution to teaching ... solutions? A series of puzzles provides reinforcement to key molarity terms and calculations. Science scholars determine the concentration of several solutions before using the information to solve...
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Moles Equations (16-19)

For Students 6th - 12th
How many calculations can you think of that include moles? Chances are, plenty! Show young chemists the uses of the multifaceted mole with thought-provoking puzzles. Individuals identify and associate the outcomes of molar quantities...
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Concentration of Solutions 2

For Students 6th - 12th
Challenging and interactive—everything you need in a resource! Chemistry scholars manipulate a series of puzzles focused on molarity. The teacher's guide provides support for implementing the lesson, as well as printable materials.
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Chemistry: Balancing Chemical Equations

For Students 9th - 12th Standards
Teaching chemical equations can be quite a balancing act! Bolster your class' balancing abilities using a video from a helpful chemistry playlist. The resource explains the theory behind balancing, then shows viewers how to accomplish it...