Classroom Resources: Quantitative Chemistry
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Density, Identifying an Unknown, Measurements, Scientific Notation, Error Analysis  Middle School
Lab: A Chemistry Calculation Challenge
Students will apply their knowledge to solve four challenging chemistrybased calculation problems involving mass, volume, density, and number of molecules.

Accuracy, Measurements, Significant Figures, Accuracy, Error Analysis, Error Analysis  Middle School, High School
Lab: Accuracy, Precision, and Error in Measurements
In this lab, students make measurements of length and width using four measuring tools. They will measure the same object using measuring sticks of different precision. They will observe that the exactness of a measurement is limited by the precision of the measuring instrument.

Density, Accuracy, Measurements, Significant Figures, Accuracy, Error Analysis, Error Analysis  Middle School, High School
Lab: Significant Figures and Lab Data
In this lesson, students will use laboratory equipment of different precision to collect data for several different metals, and then use the data to calculate the density of each. They will then compare their calculated densities to accepted values and determine the combination of equipment that leads to the most accurate calculation of density.

Density, Introduction, Interdisciplinary, Accuracy, Dimensional Analysis, Measurements, Scientific Notation, Significant Figures, Accuracy, Error Analysis, Error Analysis  High School
Lab: Math and Measurement
In this lab, students will practice introductory math skills that will be used in chemistry all year. This includes metric conversion, significant figures, scientific notation, dimensional analysis, density, percent error, accuracy and precision, as well as using lab equipment.

Accuracy, Measurements, Accuracy, Error Analysis, Error Analysis  High School
Lab: Glassware Accuracy
In this lab, students use different types of laboratory glassware to measure 50 mL of water and determine the accuracy of each piece of glassware.

Chemical Change, Chemical Change, Concentration, Acid Base Reactions, Molarity, Balancing Equations, Stoichiometry, Limiting Reactant, Chemical Change, Measurements, Titrations, Indicators, Graphing, Equivalence Point, Error Analysis, Error Analysis  High School
Lab: AcidBase Mole Ratio
In this lab, students study several concepts, including acidbase reactions, limiting reactants, and stoichiometry, by observing the contained reaction of acetic acid (diluted vinegar) with sodium hydrogen carbonate (baking soda) in an unconventional, cost effective titration.

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.

Chemical Change, Reaction Rate, Acid Base Reactions, Molarity, Titrations, Indicators, Order of Reaction , Salts, Equivalence Point, Error Analysis  High School
Lab: Titration Lab with Kinetics
In this lab, students calculate the molarity of an unknown using a titration and also by solving for a dilution.

Combustion, Accuracy, Dimensional Analysis, Measurements, Calorimetry, Heat, Specific Heat, Temperature, Exothermic & Endothermic, Heat of Combustion, Law of Conservation of Energy, Bond Energy, Error Analysis  High School
Lab: How Much Energy is in Your Snack Food?
In this lab, students will find the amount of heat energy stored in foods and compare heat calories with food calories.

Density, Temperature, Density, Pressure, Measurements, Volume, Error Analysis, Error Analysis  High School
Lab: Gas Density and Relative Molecular Mass
In this lab, students will quantitatively determine the densities of four gases.

Gas Laws, Percent Yield, Stoichiometry, Dimensional Analysis, Measurements, Error Analysis  High School
Lab: Ideal Gas Law
In this lab, students use the reaction of an antacid table with water to inflate a balloon. They then use the ideal gas law to determine the number of moles of gas produced by the reaction.

Balancing Equations, Stoichiometry, Classification of Reactions, Limiting Reactant, Error Analysis  High School
Lab: Mole Relationships in a Single Displacement Reaction
In this lab, students will carry out a reaction between metallic copper and an aqueous solution of silver nitrate to determine the mole ratio between the reactants and the products and write a balanced equation based on the data.

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.

Reduction, Percent Yield, Activity Series, Stoichiometry, Redox Reaction, Classification of Reactions, Mole Concept, Chemical Change, Dimensional Analysis, Measurements, Oxidation, Error Analysis  High School
Lab: Extracting Copper From Ore
In this lab, students extract copper from copper carbonate using two different methods, and then determine which industrial method is most effective.

Observations, Separating Mixtures, Chemical Change, Conservation of Mass, Lab Safety, Conservation of Matter, Balancing Equations, Percent Yield, Conservation of Mass, Classification of Reactions, Accuracy, Chemical Change, Chemical Properties, Conservation of Matter, Error Analysis  High School
Lab: Reactions of Copper
In this lab, students will convert copper metal into different copper compounds and then back to copper to illustrate conservation of matter.

Balancing Equations, Percent Yield, Stoichiometry, Classification of Reactions, Accuracy, Chemical Change, Dimensional Analysis, Measurements, Error Analysis  High School
Lab: Baking Soda Stoichiometry
In this lab, students will decompose baking soda and use stoichiometry to determine the proper balanced chemical equation of its decomposition.

Chemical Change, Reaction Rate, Catalysts, Balancing Equations, Percent Yield, Stoichiometry, Chemical Change, Dimensional Analysis, Measurements, Scientific Method, Error Analysis, Experimental Design, Error Analysis  High School
Lesson Plan: Catalysis & Catalytic Converters
In this lesson students will be introduced to catalysts while expanding their knowledge of chemical reactions and stoichiometry. They will first learn about catalytic converters and then be challenged to create the best “catalytic converter” of hydrogen peroxide to oxygen gas in an inquirybased activity.

Density, Physical Properties, Measurements, Significant Figures, Scientific Method, Graphing, Error Analysis, Experimental Design, Error Analysis  High School
Lab: Investigating the Density of an Irregular Solid Object
In this lab, students will use common laboratory equipment to devise a method to measure the density of several irregular objects. They will then create a formal laboratory report using both their own data and data from the entire class.

Observations, Density, Physical Properties, Interdisciplinary, Measurements, Graphing, Error Analysis, Error Analysis  High School
Lab: Graphing Density
In this lab, students will collect data and then use graphing to determine the density values of unknown metal samples.