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Chemistry is the study of matter and energy and the interactions between them. Get facts for the elements in the periodic table. Find chemistry demonstrations and experiments and science fair projects. Get chemistry homework help with worked example ...

Mr. Kent

This online unit conversion tool will help you convert measurement units anytime and solve homework problems quickly using metric conversion tables, SI units, and more.

YouTube is a place to discover, watch, upload and share videos.

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Fact Monster is a free reference site for students, teachers, and parents. Get homework help and find facts on thousands of subjects, including sports, entertainment, geography, history, biography, education, and health.

Chemical Portal - Chemistry Online Education

Free Online Math Calculators and Converters. Mathematics Calculation is made easier.

Lenntech designs, builds and installs a wide range of odour treatment, water purification and air filtration products using UV, ozone, Ecosorb, drum filtration. Also cooling towers.

The Veterinary Information Network is the oldest and largest online medical information service devoted to veterinary medicine. It is run by veterinarians, for veterinarians. VIN is a subscription based service on the World Wide Web and on America On...

Yahoo! Answers is a new way to find and share information. You can ask questions on any topic, get answers from real people, and share your insights and experience.