Curated OER
Chemistry 112 Exam 2
In this chemistry worksheet, learners solve twenty five multiple choice problems about a variety of chemistry topics. Students answer questions about equilibrium, solubility, reaction rates, titrations, and entropy.
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Chemistry Wk 2
In this chemistry learning exercise, students calculate the freezing point of a given solution. Students calculate the final temperature and state of the water in a given problem. Students solve several problems provided.
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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.
Pingry School
Replacement of Hydrogen by a Metal
As the most abundant element on the earth, hydrogen requires no replacement. Yet scholars learn to replace hydrogen with a metal to liberate the hydrogen gas. A simple procedure and data table include the necessary information and...
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Chemistry: The Collapsing Can
Students observe methods by which air can crush aluminum cans. As water in the can boils and is sealed, the can collapses as it cools. When the procedure is reversed, the can expands to its original shape. After the alternate experiment,...
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Thermochemistry
In this thermochemistry instructional activity, students calculate the enthalpy of vaporization as well as the write the thermochemical expression for the production of the chemical reaction.
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Water Chemistry
Students engage in a lesson that is concerned with the concept of water chemistry. They conduct research using a variety of resources. Students also consider an experiment to observe how water has the abiility to exist as three different...
Science Geek
Phase Changes
Examine the energy transfer of phase changes through diagrams. The second slide show in a series of seven presents the information related to energy and phase changes. It includes the effect of pressure on phase changes.
Science Geek
Earth's Atmosphere
Ozone gas absorbs the harmful UV-B rays and helps protect humans. An informative presentation begins with the layers of the earth's atmosphere, the pressure and temperature in each of the layers, the ozone layer, the ozone cycle, and the...
Curated OER
WATER CHEMISTRY
Students list reasons why water is important and investigate and graph the freezing points of different solutions.
Curated OER
Chem Word Search Puzzle
In this chemistry terminology worksheet, students review and discuss nineteen terms associated with chemistry and then locate and circle each term in a word search puzzle.
Science Geek
Equilibrium and Le Chatelier's Principle
Time to shake up the status quo with a presentation that describes Le Chatlier's Principle and has pupils examine situations in which equilibrium is upset. Four examples show different stresses to the reaction and the resulting shift.
Virginia Department of Education
Thermochemistry: Heat and Chemical Changes
What makes particles attract? Here, learners engage in multiple activities that fully describe colligative properties and allow the ability to critically assess the importance of these properties in daily life. Young chemists conduct...
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...
Curated OER
Solutions
In this chemical solutions learning exercise, students determine the molecular weight of a substance, determine the boiling and freezing point of solutions, and determine molarity of a solution. This learning exercise has 3 problems to...
Curated OER
Lose Some Weight- Evaporate!
Students determine that some liquids are able to evaporate more readily than others. They create a balance using cups and a ruler to determine which end of a strip dipped in alcohol or water evaporates the fastest, hence loses the most...
Curated OER
Phase Diagram
In this phase diagram activity, students use a phase diagram to determine the substance. As the temperature is changes, students figure out the new substance and process that has occurred. This activity has 2 problems to solve.
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Gases
In this gases worksheet, students review the 3 states of matter, the types of molecular motion, and the characteristics of gases. This worksheet has 30 problems to solve.
Curated OER
Vocabulary - The Gas Laws
In this gas laws worksheet, students use textbooks and dictionaries to find the definitions of 20 terms associated with the gas laws.
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Solutions
In this solutions activity, students calculate molality and mole fraction. Students define colligative property and determine what affects the solubility of gas in solvents. This activity has 2 short answer questions and 9 problems to...
Curated OER
Liquids and Solids
Students describe the properties of solids and liquids, and explain how a semiconductor works. In this atom lesson plan students demonstrate the bonding properties of carbon and silicon.
Curated OER
Moles
In this moles worksheet, students review solubility, moles of solute, molar mass, and colligative properties. This worksheet has 10multiple choice questions and 11 problems to solve.
Curated OER
Writing the Complete Equation
In this writing equations worksheet, high schoolers are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.
Curated OER
Solutions Quiz Review Sheet
In this solutions learning exercise, students use a phase diagram to determine the boiling point and molality of the solution. Students determine the electrical conductivity of a saturated solution. This learning exercise has nine...