What Does Biodegradable Mean? Biodegradable substances are generally organic, which means they are alive or were alive, such as plants and animals, substances originating from living organisms, or artificial materials that are similar enough to plant and animal matter to be digested by organic organisms, including worms and microorganisms. Starch Packing Peanuts are an [...]
Ferdinand the Bull Activity
August 3, 2010 By
Linking Science to A Children’s Story Book The sweet smelling oils in flowers are used to make perfume.These oils are dissolved in alcohol. Let your kids help you make perfume, but heed these cautions: Make sure your kids keep the alcohol away from their nose and mouth. Make sure no one is allergic to perfume–cloves–rubbing [...]
Saturated Solution
July 3, 2010 By
Question from Anthony & Glynnis How many Alkaseltzer tablets can dissolve in water? Facts to Consider: AlkaSeltzer + water produces water + salt + carbon dioxide gas The carbon dioxide gas escapes leaving the salt dissolved in the water, this is called a salt solution. Saturated Salt Solution = A solution made by adding salt [...]
What is a Supersaturated Solution?
May 19, 2010 By
What is a Solution? How do You Saturated A Solution? A solution is a homogeneous mixture, meaning it is the same throughout. A solution can be made of more than two substance, with one of the substances being the solvent and the substances that dissolve in the solvent are called solutes. You make [...]
How to Make Perfume
April 24, 2010 By
Question: How can I make perfume? Answer: We often use the word perfume in a generic way, meaning any liquid applied to the body to give it a pleasant fragrance. But perfume (parfume) –what I call “Real” perfume is more concentrated and is generally more expensive than a cologne with the same fragrance. Another way [...]
Perfume Notes
April 24, 2010 By
Question: Why do perfumes smell different? Answer: Perfume is a generic term used for liquids with a distinctive pleasant smell. A more scientific definition is that perfume is a liquid solution, which is a mixture of a liquid solvent and different solutes. The liquid solvent for perfumes is generally ethanol (alcohol) or a mixture of [...]
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