Purdue University
Gas Laws
This chemistry tutorial explains the gas laws (e.g., Boyle's Law) with applications.
Cynthia J. O'Hora
Mrs. O's House: Gas and Diesel Taxes
Students will evaluate whether federal tax on gas and diesel fuels should stay the same or increase based on data researched and write persuasive letters to their local papers and legislators urging them to take their stance.
Crescent Public Schools
The Internet Science Room: The Kinetic Theory & Phase Change
This tutorial helps students understand the Kinetic Theory, which explains the effects of temperature and pressure on matter as it goes through phase changes.
Michael Blaber, PhD
Florida State University: Gases: Gas Mixtures & Partial Pressure
Avogadro's law is stated in equation form. The lesson does not include much discussion, but it does relate the partial pressure and the total pressure of a gas sample to the mole fraction of its components.
Wikimedia
Wikipedia: Materia
Explore the concept of matter in this Spanish-language encyclopedia entry. This site features the properties of matter, the Law of Conservation of Matter, and other important features of matter.
Towson University
Towson University: Ideal and Real Gas Laws
The ideal gas law is stated and explained at this site from the Towson University. It is then used to derive the other gas laws (Charles, Boyle's, Gay-Lussac's, Avogadro's, combined, etc.). Other gas law relationships are discussed....
Other
University of Siegen: An Endothermic Reaction
This resource provides information on a rather interesting spontaneous endothermic reaction, involving cobalt (II) chloride and thionyl chloride.
Other
Sci Media: Gas Chromatography
An introduction and schematic of a gas chromatograph, with a link to pictures.
Other
Chemguide: Le Chatelier's Principle
This page looks at Le Chatelier's Principle and explains how to apply it to reactions in a state of dynamic equilibrium. It covers changes to the position of equilibrium if you change concentration, pressure or temperature. It also...
Other
Washington University: Chemistry Behind Airbags
This site from the Chemistry Department at the Washington University provides informaiton on airbags. A lot of gas properties find their way into airbags, and this site goes into a great deal of it. Worth a look for the real world...
Other
Abc Da Energia
ABC Da Energia describes the many ways that energy can be obtained and conserved. It explains different sources of energy, how each works, and how energy can be saved in our daily lives. Interactive energy-saving activities and games...
Wyzant
Wyzant: Chem Tutor: Gases
A lengthy page covering most all the gas laws. Each law is described in words and stated as an equation. The use of each law in solving problems is demonstrated. Some problem-solving tips are provided. There are 23 practice problems with...
University of Florida
Chemistry 2041 Lecture Notes: Ideal Gases
The ideal gas law is presented and explained. The derivation of other gas laws is performed. Gas behavior is explained in terms of gas laws. Excellent graphics.
US Geological Survey
Usgs: Volcanic Hazards, Features, and Phenomena
Site from the U.S. Geological Survey provides a brief list of volcano terminology including descriptions as well as links to major menus.
University of Nebraska
Do Chem Doing Chemistry Experiment Descriptions
You have to Scroll down to find them, but there are some good gas labs that relate to pressure that can be done.
Success Link
Success Link: Dry Ice Lab/demonstration How Cool It Is!
A lesson plan using dry ice to show the four states of matter. Included are inquiry-based questions to use as part of the demonstration.
Concord Consortium
Concord Consortium: Molecular Workbench: States of Matter
Change variables in this simulation to see how compression affects different states of matter.
University Corporation for Atmospheric Research
Ucar: Just a Phase: Water as a Solid, Liquid, and Gas
This site helps students construct a model of the arrangement of water molecules when present as solid, liquid or gas. Includes background information, lesson plans, links to standards and assessment ideas.
Ministerio de Educación (Spain)
Ministerio De Educacion: Leyes De Los Gases
Learn about the different laws of gases with these interactive activities and test your knowledge with the exercises at the end.
Other
Science4us: States of Matter
In the States of Matter module, students further explore the concept that anything on earth that has mass and takes up space is matter. This exercise introduces students to solids, liquids and gases, the three most common states of...
Sophia Learning
Sophia: Kinetic Energy and States of Matter: Lesson 1
This lesson will compare the relative kinetic energy possessed by molecules in different states. It is 1 of 2 in the series titled "Kinetic Energy and States of Matter."
Sophia Learning
Sophia: Phase Changes: Lesson 1
This lesson will introduce a phase change diagram, and show how a substance changes from one phase to another. It is 1 of 3 in the series titled "Phase Changes."
Exploratorium
Exploratorium: Science Snacks: Conversation Piece
Did you know a balloon filled with carbon dioxide can act as an amplifier? In this activity test how sound travels through carbon dioxide molecules.
American Chemical Society
Middle School Chemistry: Air, It's Really There
Explore the properties of air, and what happens to air when heated and cooled.