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Gasoline Additive
Chemists consider a situation in which an ethanol producer needs to determine how much to add to t-butanol to prevent freezing during transport. They work in the laboratory to obtain the freezing point depression constant for the...
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Chapter 13 Review, Section 2: Ions in Aqueous Solutions and Colligative Properties
Here is a general chemistry worksheet that incorporates practical applications. Four questions employ critical thinking about solutions, boiling and freezing points, and molar mass. Your class will practice what they learn in class by...
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Ice Cream: a Taste of Science!!
Students define the term solution. They explain conservation of energy and energy transfer as it relate to how the milk solution became ice cream. Students are able to explain freezing point depression.
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WS 8.8 Molality and Colligative Properties
In this molality and colligative properties worksheet, students determine the molality of solutions and they calculate freezing point depressions and boiling point elevations of solutions.
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2004 U.S. National Chemistry Olympiad Exam Part II
In this National Chemistry Olympiad test, junior chemists answer eight problem solving questions on a variety of topics. These include calculating molarity of solutions, determining rates of reactions, calculating decay and discussing...
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Who Wants to be a Millionaire? Changing State
A teacher with talent has created a fun set of review questions on the changing states of matter. Cycle through 15 questions, multiple choice answers, and a monetary reward for guessing correctly. Use this game show PowerPoint to help...
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Solutions
Amateur chemists define and describe properties of solutions, compare solubilities, explain how solutes affect freezing and boiling points, describe acid and base properties, and more! This educational PowerPoint provides information and...
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Melting and Freezing Behavior
Young scholars investigate melting and freezing behavior in substances. In this melting and freezing points lesson plan, students perform experiments to test the impact of various salts on the freezing point of water, they test the...
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Properties of Fresh and Sea Water
Middle schoolers work with three stations to demonstrate the properties of water. They explore water's boiling point, freezing point, and its ability to store heat.
Mr. E. Science
Changes in Matter
Do solids, liquids, and gases even matter? The presentation focuses on changes in matter, including phases, Boyle's Law, Charles' Law, and physical changes.
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Ice Cream
Open this instructional activity by giving a brief history of ice cream. Using liquid nitrogen to lower the temperature, preteens make their own confection. The accompanying activity sheet queries learners about freezing point, the...
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Unit 1 Matter and Energy
Topping this worksheet is a comprehensive collection of notes about phase changes. The phase change graph is displayed, along with formulas for the gas laws, and information relating energy to change of phase. After reviewing these...
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Ice Cream Lab
I scream, you scream, we all scream for ice cream! Even high schoolers enjoy making ice cream. This laboratory exercise has them record the temperature changes throughout the process of liquid becoming solid, graph the results, and...
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Heat - A Form of Energy
Middle school or high school physical science pupils will warm up to the topic of heat when viewing this set of slides. It covers heat transfer, measurement tools, phase changes, and more. Have demonstrations and examples of the tools...
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Temperature Calculation
In this temperature conversion worksheet, students use the formulas of converting Celsius to Fahrenheit and Fahrenheit to Celsius to calculate the temperature in given problems.
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Ice Cream Culture
Young scholars discuss the freezing point of water. They make their own ice cream using ice and salt mixtures.
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Ice
Learners examine the different propereties of ice, such as freezing temperature. In this scientific lesson students complete several activities using ice, like making ice cream.
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Properties of Fresh Water and Sea Water
Students conduct experiments using water. In this properties of fresh and sea water lesson, students investigate boiling point, freezing point, and the water's retention of heat. Students hypothesize, collect and record data, and draw...
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Ice Cream
Students create ice cream in a bag and snow ice cream to study the effects of freezing on foods. In this ice cream activity, students understand the effects of freezing on cells.
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We All Scream for Ice Cream
Students investigate the freezing point depression of water while making ice cream. In this colligative properties lesson plan, students make ice cream using ice, salt and water to freeze milk and sugar. They measure the temperature of...
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WS 5.2 Kinetic Theory-Temperature and Volume
In this kinetic theory worksheet, students are given fifteen questions about gases and their kinetic energy, how temperature effects kinetic energy, and the results of changing conditions of gases on the kinetic energy. They convert from...
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Practice Sheet: Colligative Properties
In this colligative properties worksheet, students solve eight problems. They calculate molarity, molality and grams of substances in addition to using colligative properties to calculate solutions.
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Designing Scientific Models
In this scientific models worksheet, students will use a model to represent matter in its various states. Students can use a computer graphics program, drawing on paper, or three-dimensional creation. Then students will complete 3 short...
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Phase Change
Students compare the freezing temperature of two substances by conducting an experiment to freeze liquid ice cream. They vary the amount of salt used in the ice cubes during the freezing procedure to determine the change in the...