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This page lists the Chemistry site additions and modifications for the week of July 22 - August 2, 2003. Click here to see the latest additions to the About Chemistry website.
Wednesday, July 30, 2003
Laws of Thermochemistry
Tuesday, July 29, 2003
Crystal Growing - Science Fair Project Ideas
Sunday, July 27, 2003
How to Grow a Big Alum Crystal
~Anne Helmenstine, Ph.D.
Certain rules or laws apply to thermochemical equations and enthalpy. These are explanations and examples of these laws, including Hess's Law.
Are you looking for a science fair project idea? Here are some ways you can turn crystal growing into a research project.
Do you want to grow a big single crystal instead of a mass of crystals? Then try out these instructions for growing a big alum crystal. You can apply the techniques used here to grow big single crystals of other substances, too.
New posts to the Chemistry forums:
