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205 resources with the concept chemical equations

15 Items in Collection
Lesson Planet

Chemistry Simulations from PhET

For Teachers 6th - Higher Ed Standards
Bring your science classroom into the 21st century with this collection of digital simulations. From an introduction to the states of matter to balancing chemical equations and investigating radioactive decay, these engaging interactives...
Lesson Planet

Equilibria—Gifted and Talented Chemistry

For Teachers 6th - 12th Standards
Teaching is a balancing act! Keep things on an even keel with a comprehensive equilibrium lesson plan. The resource covers reversible and irreversible reactions, Le Chatelier's Principle, and the industrial applications of equilibrium...
Lesson Planet

Changes All Around Us

For Teachers 7th Standards
Whoa! What just happened? That's right, change is everywhere. But what exactly is changing? Middle school science sleuths get to the bottom of the changes matter can experience. Through simple demonstrations, engaging videos, and an...
1 In 1 Collection
Lesson Planet

Balancing Chemical Equations

For Students 6th - 12th Standards
Just like the old saying goes, "What goes in must come out." This simulation allows pupils to balance chemical equations. The introduction gives three examples before scholars switch to game mode, pick their level, and continue to...
Lesson Planet

Forming a Precipitate

For Students 6th - 8th Standards
Can you mix two liquids to make a solid that is insoluble? Yes, you can, and pupils see this as the lesson uses more than one combination of liquids to form a solid. Through two teacher demonstrations and a hands-on activity, scholars...
Lesson Planet

Stoichiometry Challenge

For Teachers 9th - 12th Standards
Have you been searching for environmentally friendly chemistry experiments to use in your high school laboratory? This stoichiometry experiment replaces a conventional aluminum to alum lab by using sodium carbonate and calcium chloride...
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Condensation Polymerization: Preparation of Two Types of Polyesters

For Teachers 11th - Higher Ed
College-level or AP chemists use phthalic anhydride to synthesize two different polyesters, one linear and one cross-linked in structure. A detailed materials list and well-written procedures are provided on a lab sheet. Learners write...
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Chapter 15 Review, Section 2: Acid-Base Titration and pH

For Students 9th - 12th
Keep it simple with this chemistry assignment. Learners examine an acid-base titration graph and answer four questions about the data. Then they will balance neutralization equations and calculate molarity for several specific solutions....
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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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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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AP Chemistry Topic 1: Chemical Foundations, Part F

For Students 10th - 12th
Three questions, requiring short answers, show that chemistry learners understand the concepts behind balancing chemical equations. Nine equations leave the coefficients to be filled in, and eleven reactions are described for learners to...
15:04
Lesson Planet

Stoichiometry: Limiting Reagent

For Students 7th - 10th
Sal continues his look at "Stoichiometry," which is the calculation of measureable relationships of the reactants and products in a chemical reaction. Sal sets up a balanced chemical equation and then, using the Periodic Table of...
9:56
Lesson Planet

Stoichiometry

For Students 7th - 10th
Sal introduces students of chemistry to "Stoichiometry," which is the calculation of measureable relationships of the reactants and products in a chemical reaction. Sal sets up a balanced chemical equation and then, using the Periodic...
18:53
Lesson Planet

Stoichiometry Example Problem 2

For Students 7th - 10th
Sal utilizes a problem from a chemistry textbook in order to shed light on the process called Stoichiometry. This is an extremely long video and is heavy on the math. The problem that Sal works through illustrates the techniques involved...
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2014 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
More than half of AP Chemistry test takers earn a high enough score to get college credit. Improve that statistic by using past test questions including precipitate, molarity, and chemical equations to prepare for a future exam. The...
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2016 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
The College Board published the mean score on the 2016 AP Chemistry exam as a 2.69, but a minimum of a three is required to earn college credit. Help pupils study for the upcoming exam with actual test questions, sample answers, and...
Lesson Planet

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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2018 AP® Chemistry Free-Response Questions

For Students 10th - 12th Standards
2018 saw some of the highest AP Chemistry scores in years. The College Board released each test question covering topics from enthalpy to net ionic equations, as well as scoring guidelines and more to benefit future scientists. Example...
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Virtual Lab: Unknown Concentration of DNA Solution Problem

For Students 9th - Higher Ed
Highlight DNA solution with fluorescent dyes! Scholars use dye to determine the concentration of a DNA solution. As the dyes bind with the DNA solution, learners make conclusions about the limiting reactants.
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Virtual Lab: Predicting DNA Concentration

For Students 9th - Higher Ed
Play a little game of concentration! A virtual lab investigation allows learners to predict the products and reactants of a DNA reaction. They make their calculations and then test their predictions in the lab workbench.
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Virtual Lab: Textbook Style Limiting Reagents Problem II

For Students 9th - Higher Ed
Textbook problems with a twist! Young chemists analyze an ionic reaction to identify the limiting reagent. They then make calculations to determine the concentration of unknown solutions. Finally, they put their work to the test and...
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Virtual Lab: Textbook Style Limiting Reagents Problems

For Students 9th - Higher Ed
Time to test the limits! Young scientists make limiting reagent calculations and test their math using a virtual lab simulation. Using their knowledge of ionic compounds, they determine the limiting reagents and the excess compounds.
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Virtual Lab: Stoichiometry and Solution Preparation Problem

For Students 9th - Higher Ed
Wow your classes with lesson that has a little of this and a little of that! Young chemists test their stoichiometry skills using a virtual laboratory setup. Using reaction information, they work to create a chemical reaction in which...
Lesson Planet

Virtual Lab: Determining Stoichiometric Coefficients

For Students 9th - Higher Ed
Investigate the reaction between four unknown substances using a virtual activity. Eager chemists examine the reaction between the four solutions to build a stoichiometric equation. The virtual workbench provides the tools necessary to...