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Final Worksheet
In this chemistry activity, students complete 15 short answer questions and problems on empirical and molecular formula, naming and writing chemical formula of compounds.
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Solutions Homework Problem Set
In this chemistry worksheet, students determine the vapor pressure of a solution when dissolved in water at a set temperature. Then they determine the vapor pressure of this solution at a higher temperature. Students also explain the...
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Chemistry: Acids and Alkalis
Students identify substances that are acids and alkalis. In this acids and alkalis instructional activity, students conduct tests to determine if given substances are acids or alkalis. They test substances and explain the different...
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Qualitative Analysis
In this qualitative analysis worksheet, learners read about all the different tests that can be done in chemistry to give qualitative results. Tests include flame tests, forming precipitates with sodium hydroxide, using sodium hydroxide...
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Stoichiometry
In this stoichiometry learning exercise, students review definitions and equations associated with molarity, density, atomic mass, molarity, and dilutions. This learning exercise has 18 word problems.
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Rates of Reaction: Indigestion Remedies
In this reactions worksheet, learners compare the reaction of two different indigestion tablets with dilute hydrochloric acid and plot the results of loss of mass against time. Then students complete 5 short answer questions.
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Reactivity Series of Metals: Some Reactions Summarized
In this metals reactivity series worksheet, students are given a table with a list of metals, their symbols and the results of their reactions with water, dilute hydrochloric acid and air when heated.
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A Solution for Moles
Students calculate the concentration of different solutions. In this chemistry lesson, students explain what a solution is. They explain ways to change the concentration of a solution.
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DNA Fingerprinting through a Chemistry Lens
Students explore DNA and restriction enzymes using fragments of DNA separated by electrophoresis on an agarose gel. They analyze the results to see "whodunit".
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Column Chromatography
Students research the mechanics of liquid chromatography. In this technology lesson, students calculate the concentration of unknown samples. They write a report about their research and lab results.
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Serial Dilution of CuSO4 and Changing the Value of Paint
Learners relate solution concentration and saturation to color and compare methods of changing value and color intensity with paint solutions.
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Does Size Matter?
Students explore chemical solutions. For this chemistry lesson, students investigate the relationship between three related experiments about solutions. Students determine variables that affect the chemical concentration of each solution.
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Separation of Mixtures and Compounds For K Through 12
Students explore mixtures and compounds. For this lesson, students do an experiment to distinguish between mixtures and compounds. Students complete ten different phases of the experiment testing many different substances. Students will...
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Acid Rain Simulation
Students collect data on causes of Acid Rain. In this science lesson, students simulate the effects that produce acid rain, collect and analyze data from their samples. They relate science and statistics in this lesson.
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What is the Percentage of Copper in "Copper" Coins?
Whether in the UK or in the US, the mass of the copper in a copper alloy penny can be determined. If you are in the US, just note that on the lab sheet, a penny is identified as a "1p piece." The penny is dissolved by young chemists in...
Pingry School
Solubility Product of an Ionic Compound
How do scientists determine when a solution is fully saturated? Scholars address the topic as they observe patterns of precipitation in various concentrations of ions. Using a well plate, pipette, and common chemicals, they collect data...
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Volumetric Analysis / Titration
Titration, and the lab skills that are needed to support it, is detailed here, with the reasoning behind standard solutions, concentration and volumetric analysis covered. Your young lab assistants will learn the skills of determining...
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A Simple Thermoetric Titration
In this thermometric titration worksheet, students investigate the changes in temperature when an alkali is neutralized by an acid. Students graph their results from the titration and draw 2 best fit lines on their graph. Where the lines...
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The Chemical Detective
In this chemical detectives worksheet, students perform 6 tests on various unknown solutions including a test for chloride ion, sulphate ions, carbonate ions, iron (III) ions, iron (II) ions and copper (II) ions. Students record their...
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Volumetric Analysis 3-To Determine the Relative Molecular Mass of a Soluble Base
In this volumetric analysis worksheet, students determine the relative molecular mass of an unknown group 1 carbonate by experimenting with a known amount of hydrochloric acid. Students use volumetric analysis to determine the moles of...
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Reactions of Metals with Water, Acid and Air
In this chemical reactions worksheet, high schoolers experiment with reactions between 4 different metals with water, acid and air. Students make observations of copper, iron, zinc and magnesium with water, acid and air. They write an...
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Volumetric Analysis 2- To Standardize Hydrochloric Acid
In this volumetric analysis learning exercise, students use a standard solution they made of sodium carbonate to find the concentration of a hydrochloric acid solution by titration. Students calculate the number of moles of sodium...
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Analysis of Bleach
High schoolers analyze and compare laundry bleaches by testing their oxidizing powers. They conduct their lab experiment, compare/contrast their results with other students' work, and complete a worksheet.
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Kinetics Practice I key
In this kinetics worksheet, learners solve six problems mostly about reaction rates. Included is a problem where students calculate reaction rates of sucrose and water and plot the data of the reaction.