Everyday Chemistry
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Everyday Chemistry
Sep 10, 2009
Does Distilled Water Conduct Electricity?
By:
Megan Jungwi
Most people are familiar with wires and metals conducting electricity. However water too can help electricity travel.
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Aug 22, 2009
The Uses of Hydrogen Peroxide
By:
Jennifer Graham
Reactions with hydrogen peroxide reagents have some beneficial applications. Low concentrations are useful for cosmetics, disinfection, forensics and other purposes.
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Jul 13, 2009
Telling the Difference Between Gemstones
By:
Megan Jungwi
Most people rely on color to identify a gemstone, however this is not a reliable method. Rather, science has developed a number of ways to identify gems.
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Jul 7, 2009
How Shampoo Works
By:
Megan Jungwi
Shampoo's main purpose is to clean hair. Here's how shampoo does it.
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Jul 6, 2009
Why Water and Oil Don't Mix
By:
Megan Jungwi
There's a perfectly good explanation for why oil and water do not mix. It all comes down to chemistry.
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Jun 17, 2009
The History of Polystyrene
By:
Simon Davies
The story of expanded polystyrene, a material that is used for packaging but also in CD cases and plastic model kits.
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May 18, 2009
Everyday Chemistry Investigation Projects
By:
Simon Davies
Ideas for conducting a scientific investigation of the chemistry of everyday objects and activities which could be used for a High School project.
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Mar 12, 2009
How DVDs and CDs Store Data
By:
Martin Bell
Digital Versatile Disks (DVD) and Compact Disks (CD) are widely used storage devices. The recordable type use Phase Change Materials to store data.
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Feb 26, 2009
Why Does Red Cabbage Change Color When Cooked?
By:
Stephanie Jolly
Red cabbage juice contains anthocyanin pigments that change color when mixed with alkaline or acidic ingredients and is used in chemistry experiments as a pH indicator.
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Feb 16, 2009
Physics of Ice and Water
By:
Albert Burchsted
The molecular nature of water causes molecules to attract and repel each other and to form links between them. These features affect water's functional properties.
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Jan 8, 2009
Properties and Uses of Sodium Bicarbonate
By:
Harry P. Schlanger
This bicarbonate is known under a variety of names including baking soda. It is cheap, versatile and useful around the home, kitchen, for the body and medicinal purposes.
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Nov 8, 2008
Silicon - Applications of the Ubiquitous Element
By:
Anthony Toole
The advanced implements of the Stone Age were the flint axe and arrowhead. Later came the pottery and ceramics of the first settled societies.
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Oct 3, 2008
Zinc, Wide Usage of a Modest Metal
By:
Anthony Toole
The dull, silvery-grey of zinc metal and the white of its compounds are in marked contrast to its importance.
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Sep 15, 2008
Water The Greenhouse Gas in a Glass
By:
Andy Allison
The Earth's atmosphere contains countless, incredibly small, particles of water or H2O, the best known molecule on the planet and an important greenhouse gas.
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