A solution that contains a higher than saturation concentration of solute, slight disturbance or seeding causes crystallization of excess solute.
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Interesting facts about metals
Metals have been used by people since ancient times. All the time the process of obtaining them was improved, useful alloys of various metals appeared. Let’s look at interesting facts about metals.
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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?
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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...
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Creating Malachite egg
One of the most interesting and obvious chemical experiments is the experiment on the interaction of copper sulfate and calcium carbonate. The latter is contained in the shell of a simple egg, but copper sulphate should be searched in a chemical reagent store. This experience is simple, but...
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What's In Your Beverage? How to Ensure Quality Control with CO2 Analytical Support
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...
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Sulfuric Acid
H2SO4: colorless, oily liquid, boiling point 330C. A 96 percent solution is used in the laboratory.
Fire Hazard: This is a very powerful, acidic oxidizer which can Ignite or even explode on contact with many materials, i.e. acetic acid ,acetone+ HNOs, alcohols, + H202, NH4OH, HCL, NaOH, and others.
Sulfuric acid has a wide range of uses and plays a part in the production of nearly all manufactured goods.
Chemical Periodicity
The variations in properties of elements with their position in the periodic table.
Lead Storage Battery
Secondary voltaic cell used in most automobiles.
Central Atom
An atom in a molecule or polyatomic ion that is bonded to more than one other atom.
Reversible Reaction
Reactions that do not go to completion and occur in both the forward and reverse direction.
Coordination Sphere
The metal ion and its coordinating ligands but not any uncoordinated counter-ions.
Free Energy, Gibbs Free Energy
The thermodynamic state function of a system that indicates the amount of energy available for the system to do useful work at constant T and P.
Ostwald Process
A process for the industrial production of nitrogen oxide and nitric acid from ammonia and oxygen.
Boron Hydrides
Binary compounds of boron and hydrogen.
Gel
Colloidal suspension of a solid dispersed in a liquid, a semirigid solid.
