The undesirable overgrowth of vegetation caused by high concentrates of plant nutrients in bodies of water.
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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...
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Chemistry of the sky
Chemistry can teach us about the composition of celestial bodies and determine their age.
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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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Ozone
We breathe 24 hours a day, 7 days a week, consuming about 25 kg of air every day. It turns out that we practically predetermine our health by the air we breathe.
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Use of diamonds
Diamond is a crystalline modification of pure carbon formed in the deep interior of the Earth, in the upper mantle at depths of more than 80-100 kilometers, at exceptionally high pressure and temperature. It is the most precious stone, the hardest and most wear-resistant mineral, the most...
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Formal Charge
A method of counting electrons in a covalently bonded molecule or ion, counts bonding electrons as though they were equally shared between the two atoms.
Endothermicity
The absorption of heat by a system as the process occurs.
Octane Number
A number that indicates how smoothly a gasoline burns.
Diagonal Similarities
Refers to chemical similarities in the Periodic Table of elements of Period 2 to elements of Period 3 one group to the right, especially evident toward the left of the periodic table.
Coke
An impure form of carbon obtained by destructive distillation of coal or petroleum.
Tetrahedral
A term used to describe molecules and polyatomic ions that have one atom in center and four atoms at the corners of a tetrahedron.
Chemical Bonds
The attractive forces that hold atoms together in elements or compounds.
Potential Energy
Energy that matter possesses by virtue of its position, condition or composition.
Primary Voltaic Cells
Voltaic cells that cannot be recharged, no further chemical reaction is possible once the reactants are consumed.
Limiting Reactant
Substance that stoichiometrically limits the amount of product(s) that can be formed.
