Radius of an atom.
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Calibration standards, performance audits, and the FDA's never-ending safety, labeling, and inspection requirements are just the tip of the iceberg when it comes to dealing with the increasingly stringent quality control standards of the beverage industry. As these quality standards become...
- Chemical Safety
People use chemicals every day for a wide array of purposes, which can include work and house hold duties. Many of us fail to realize that we are actually handling potentially deadly chemicals when we simply clean the bathroom or wash the car. This brings to mind the reason why chemical safety is...
- Harmful Chemicals Found In Food
It's getting close to New Years and many people are starting to think about how to lose those extra pounds they managed to gain over the holidays. There are many sorts of diets and fads that have developed over the years from cutting carbs to cutting protein. Everyone has their own opinion as to...
- Diamonds Are Forever
Diamonds are still a girl's best friend, right? We love the shiny gems. They are the most popular rocks sold today. But what exactly are they, anyway? Where do they come from? What else are they used for?
- What are Compound Microscopes?
Most of the microscopes used today are compound. A compound microscope features two or more lenses. A hollow cylinder called the tube connects the two lenses. The top lens, the one people look through, is called the eyepiece. The bottom lens is known as the objective lens. Below the two lenses is...
The relative order of tendencies for elements and their simple ions to act as oxidizing or reducing agents, also called the activity series.
A highly reactive chemical species carrying no charge and having a single unpaired electron in an orbital.
Hydrocarbon derivative containing an --OH group attached to a carbon atom not in an aromatic ring. Alcohols are a class of organic compounds containing the hydroxyl group, OH, attached to a carbon atom.
Amine in which the nitrogen is part of a ring.
A physical state of matter which exists at extremely high temperatures in which all molecules are dissociated and most atoms are ionized.
Lead Storage Battery
Secondary voltaic cell used in most automobiles.
Refers to species that have only six electrons in the highest energy level of the central element (many Lewis acids).
To estimate the value of a result outside the range of a series of known values. Technique used in standard additions calibration procedure.
A commercial term used to describe ethanol that has been rendered unfit for human consumption because of the addition of harmful ingredients to make it sales tax-expempt.
A ligand atom whose electrons are shared with a Lewis acid.
Nuclide that is produced in a nuclear decay.
Group of atoms remaining after a hydrogen atom is removed from the aromatic system.
An atomic emission or absorption spectrum.
A substance at temperature above its critical temperature.
An Acid that can form two or more hydronium ions per molecule, often a least one step of ionization is weak.
The absorption of heat by a system as the process occurs.
A term used to describe molecules and polyatomic ions that have one atom in the center and four atoms at the corners of a square.
Solvent (or mobile phase) which passes through a chromatographic column and removes the sample components from the stationary phase.
Different substances that have the same formula.
Solution in which no more solute will dissolve.