Santa Monica College
Titration of Vinegar
Titration calculations require concentration. The 10th lesson in an 11-part series challenges young chemists to use titration in order to determine the molarity and mass percent in concentrated vinegar. Analysis questions encourage...
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Sea of Air #3
In this air worksheet, students determine the major gases found in the earth's atmosphere and review STP and Avogadro's Law. This worksheet has 1 true or false, 2 fill in the blank, and 7 short answer questions.
Virginia Department of Education
Partial Pressure
At some point, everyone has been under pressure—even Dalton! Explore Dalton's law of partial pressures with young chemists as they measure the volume of air extracted from a sample compared to its original volume. Class members perform...
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Molarity
In this molarity worksheet, students determine the molarity of solutions and determine the number of moles in solutions. This worksheet has 14 problems to solve.
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Gas Laws
In this gas worksheet, students calculate molar mass and molecular weight of a given mass of gas at a specific temperature and pressure. Students calculate partial pressure of given gases. This worksheet has 6 word problems.
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Dilutions
In this dilutions worksheet, students determine the molarity of given solutions and calculate the volume necessary to dilute a solution to a specific molarity. This worksheet has 5 problems to solve.
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Solutions by Dilution
In this solutions learning exercise, students determine the molarity of a solution after it has been diluted to a specific volume. This learning exercise has 12 problems to solve.
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Mole Conversions
In this compounds worksheet, students determine the number of molecules in molar mass for given amounts of different compounds. This worksheet has 5 problems to solve.
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Solutions Homework Problem Set
For 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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Ammonium Nitrate - Efficient Fertilizers
Young scholars study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.
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A Clock Reaction
This is an advanced rates of reactions worksheet. Students will be determining reaction times, molarities, and reactions rates for different reactions.
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Concentration Practice
In this concentration activity, students determine the molality, mole fraction, and the percent by mass for the given solution. This activity has five problems to solve.
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Chemistry Equilibrium Worksheet
This worksheet focuses on writing equilibrium constants. Students work to determine the direction of reactions, concentrations of different substances, and equilibrium constants.
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WS 8.9 Review Worksheet-Solutions
In this solubility worksheet, students answer eighteen questions including reading a graph to indicate solubility of three different compounds at particular temperatures, calculating percent of solutes in a solution, determining molarity...
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Molarity
In this molarity learning exercise, students calculate the molarity of 13 different molecules. Students also determine the concentration of given solutions. This learning exercise has 19 word problems.
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Determination of the percentage of Acetic Acid in Vinegar
Students determine the concentration of acetic acid when the concentration of the base with which is titrated is known. They investigate how to weigh a sample using the balance, measure volumes using graduated cylinder, explore the...
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Chemistry Lab-Heat of Fusion
Students determine the heat of fusion of ice. In this heat of fusion lesson plan, students use a calorimeter to measure the molar heat of fusion of ice. Students determine the heat required to melt one mole of ice using hot water and ice...
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WS 10.8 Acid-Base Neutralization and Titration
In this acid and base worksheet, students write balanced equations for neutralization reactions, they calculate volumes of acids and bases needed to titrate solutions and they determine molarities of solutions.
Virginia Department of Education
States of Matter
Scientists have been studying exothermic reactions before they were cool. The lesson begins with a discussion and a demonstration of heat curves. Scholars then determine the heat of fusion of ice and the heat needed to boil water through...
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Fatty Acids For Soap Making
Students titrate a sample of fatty acids with standardized sodium hydroxide solution. From the amount of base needed for neutralization and the mass of sample used for titration, the apparent average molar mass of the sample is...
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Acid-Base Titration
Students determine the concentration of an acid using titration. In this acid-base titration lesson plan, students determine the concentration of an unknown hydrochloric acid solution using phenolphthalein as an indicator and a known...
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Concentrations of Solutions
Students solve problems involving the molarity of a solution. In this solutions lesson plan students calculate the molarity and mole fraction of a solution and solve problems involving mass and volume.
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Working with Solutions
In this solutions worksheet, students review how molarity is calculated and how to prepare a dilute solution. This worksheet has 5 problems to solve.
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Chemical Calculations
In this chemical calculations worksheet, students fill in 7 blanks with appropriate terms. They determine if 7 statements are true or false, they match 5 conversion problems to their solutions and they solve 2 stoichiometry problems...