Classroom Resources: Quantitative Chemistry
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Dimensional Analysis, Measurements  High School, Middle School
Activity: Dimensional Analysis with Notecards
In this activity, students will practice dimensional analysis using premade conversion factors on notecards to demonstrate the importance of canceling units to solve problems.

Dimensional Analysis, Measurements  High School, Middle School
Animation: Measurement Animation
In this animation, students review the fundamentals of measurement in length, mass, and volume. The animation also provides opportunities for students to practice unit conversions to confirm their understanding. **This animation has no audio**

Dimensional Analysis, Measurements  High School, Middle School
Activity: Animation Activity: Measurement
In this animation, students will become familiar with three forms of measurement, including length, mass and volume. Various units of measurement will be presented for comparison, and several conversion calculations will be demonstrated using dimensional analysis.

Observations, Physical Properties, Chemical Change, Physical Change, Dimensional Analysis, Measurements, Matter, Chemical Properties, Mixtures  High School, Middle School
Activity: Cupcake Conversions, Bench to Bakery
This activity will help to reinforce the importance of scientific measurement and apply it to the introduction of chemical reactions. Using an example of baking a single batch of cupcakes, students will plan for a larger production scale in a commercial bakery. This will help to introduce the idea of producing a reaction at the lab bench and converting it to mass production. In addition this activity investigates how chemistry is used in everyday life and challenges students to consider potentials errors that may occur when completing chemical reactions in the kitchen.

Physical Change, Dimensional Analysis, Measurements, Matter, Mixtures  High School, Middle School
Activity: Cooking with Conversions
In this activity, students will be given a common homemade recipe for German chocolate cake with measurements in English units. They will be asked to convert the English ingredients list to metric units through scientific calculations. Students will also be asked to identify the ingredients as solid, liquid or gas. While reviewing the cooking procedures, students will classify certain steps as containing compounds or mixtures as well as identify whether chemical or physical changes are taking place. The culinary chemistry involved in this lesson should be introduced throughout the activity.

Dimensional Analysis, Measurements  High School
Activity: Unit Conversions and Scaling Up
In this activity, students will convert between English and metric units in order to scale from research lab (small) scale to manufacturing (large) scale. Students will also apply critical thinking skills in order to analyze data given and evaluate cost effectiveness.

Stoichiometry, Mole Concept, Dimensional Analysis  High School
Activity: A Stoichiometry Puzzle
In this activity, students will develop a better understanding of how to set up a stoichiometry problem using dimensional analysis (factor label method). Students will be able to use their prior knowledge of mole conversions and chemical reactions.

Balancing Equations, Percent Yield, Stoichiometry, Conservation of Mass, Classification of Reactions, Limiting Reactant, Dimensional Analysis  High School
Lesson Plan: Stoichiometry Unit Plan
The AACT high school classroom resource library has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan using AACT resources that is designed to teach the concepts of stoichiometry and limiting reactants to your students.

Molecular Formula, Mole Concept, Dimensional Analysis, Molar Mass  High School
Activity: Calculating Moles in Daily Life
In this activity, students will use dimensional analysis to complete calculations and conversions for the number of moles, atoms, and molecules in several everyday household items using collected data.

Dimensional Analysis, Measurements, Scientific Notation, Significant Figures  High School
Activity: Chemistry is Out of This World
In this activity, students will use data from the NASA Science Solar System Exploration website to practice dimensional analysis calculations. This resource was created for National Chemistry Week (NCW) 2018 theme, Chemistry is Out of This World, which focuses on the chemistry of and in outer space.

Review, Dimensional Analysis, Measurements  High School, Middle School
Activity: Dimensional Analysis Show Down
In this activity students will work cooperatively to solve conversion based problems using dimensional analysis. Students are required to independently determine an answer for each question and be able explain their method of solving with their peers. This activity is designed to allow students to work at their own pace, and for students to take on a teaching role by communicating their understanding with their peers.

Density, Identifying an Unknown, Mole Concept, Dimensional Analysis, Measurements, Molar Mass  High School
Lab: Chemistry Composition Challenge
In this inquiry based lab, students will design a method to solve three chemistry problems involving moles, molecules, and density.

Stoichiometry, Mole Concept, Dimensional Analysis  High School
Lesson Plan: Map It Out!
In this lesson, students should be able to use a graphic organizer to help them solve stoichiometry problems. This lesson utilizes the Cornell note format.

Density, Percent Composition, Accuracy, Dimensional Analysis, Measurements, Scientific Notation, Significant Figures, SI Units  High School
Lesson Plan: Chemical Measurement Unit Plan
The AACT High School Classroom Resource library has everything you need to put together a unit plan for your classroom: lessons, activities, labs, projects, videos, simulations, and animations. We constructed a unit plan for introducing concepts student need to collect and use chemical measurements: Percent Composition, Metric Units, Accuracy and Precision, Percent Error, Density, Scientific Notation, Significant Figures, and Unit Conversion. This unit is designed to be used at beginning of the school year and modified based on student math abilities.

Dimensional Analysis, SI Units  High School
Lesson Plan: Dimensional Analysis and Unit Conversion
In this lesson, students will learn how to use dimensional analysis for unit conversion problems. They will then practice the skill on several chemistrybased conversion problems.

Stoichiometry, Limiting Reactant, Dimensional Analysis  High School
Lesson Plan: Map to Solving Limiting Reactant Problems
In this lesson, students will learn how to follow a stepbystep problem solving method for limiting reactant stoichiometry problems. This method can be particularly beneficial for students who struggle with completing these calculations.

Balancing Equations, Stoichiometry, Dimensional Analysis  High School
Lesson Plan: Stoichiometry of Air Bags
In this lesson, students will be introduced to the concept of gram to gram stoichiometry calculations. Students will be guided through a scenario regarding air bags and will be tasked with calculating the amount of gas (NaN3) that must be used to inflate a vehicle air bag to the correct size. Followup practice problems are also provided.

Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis, Scientific Method  High School
Lab: Limiting Reactants in Brownies
In this lesson, students will investigate the idea of limiting reactant using a brownie recipe.

Observations, Separating Mixtures, Balancing Equations, Percent Yield, Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis, Measurements, Error Analysis, Error Analysis  High School
Lab: Limiting Reactant Lab
In this lab, students react copper(II) chloride with aluminum to determine the limiting reactant. They then isolate one product to determine their percent yield.

Acid Base Reactions, Balancing Equations, Percent Yield, Stoichiometry, Limiting Reactant, Chemical Change, Dimensional Analysis, pH, Error Analysis  High School
Lab: Limiting Reactant in a Balloon
In this lab, students perform a reaction between acetic acid and sodium bicarbonate and determine the amount of product formed and the limiting reactant.

Observations, Separating Mixtures, Solubility, Concentration, Precipitate, Identifying an Unknown, Molarity, Net Ionic Equation, Balancing Equations, Percent Yield, Stoichiometry, Limiting Reactant, Mole Concept, Dimensional Analysis, Graphing  High School
Lab: White Lab
In this lab, students use molarity concepts to review limiting reactant concepts mathematically, conceptually, and graphically. They can then carry out a follow up investigation to identify an unknown using concepts learned in the first investigation.

Concentration, Molarity, Balancing Equations, Stoichiometry, Mole Concept, Dimensional Analysis, Saturated/Unsaturated/Supersaturated  High School
Lab: KoolAid
In this lab, students calculate grams of KoolAid powder required to make 3 different solutions of KoolAid (using the molar mass of sugar) with the following concentrations: 0.2 M, 0.5 M, and 1.0 M. Determine the concentration of properly prepared KoolAid through a taste test.

Chemical Change, Concentration, Acid Base Reactions, Molarity, Balancing Equations, Stoichiometry, Dimensional Analysis, Measurements, Titrations, Indicators, Error Analysis  High School
Lab: Vinegar Quality Control
In this lab, students will perform a titration of a vinegar sample to determine if it is it close to the concentration claimed on the bottle.

Dimensional Analysis, Scientific Notation, SI Units  High School
Lesson Plan: Using Scientific Notation in Chemistry
In this lesson, students will solve a variety of realworld problems using scientific notation. Students will listen to a convoluted radio conversation about coffee which will relate to a mathbased problem that this lesson is developed around. Students will begin to recognize the benefits of using scientific notation in their calculations.

Dimensional Analysis  Middle School, High School
Activity: Unit Conversion Online Tutorial
In this activity, students will interact with a webbased tutorial that uses a drag and drop interface in order to learn how to convert between units of measurement using dimensional analysis. The tutorial allows students to learn at their own pace, and also provides feedback while they are solving problems.