Density is the ratio b/w Mass and Volume: D=M/V
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- Varieties of garnet minerals
The most famous type of garnet stone is pyrope (flaming). This is the "oldest of garnets", with a dense red color, similar to the grain of an edible garnet. Pyrope has a variety called rhodolite - a stone of dense pink or pink-purple color, which sometimes has the alexandrite effect and is used in...
- 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.
- 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...
- Why do copper products change color, and what is the name of the process?
Probably, every person wants to know, why over time the copper turns green and becomes bloomed. This is easy to explain: that film is called patina.
- 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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Periodic Table
An arrangement of elements in order of increasing atomic numbers that also emphasizes periodicity.
Henry's Law
The pressure of the gas above a solution is proportional to the concentration of the gas in the solution.
Saccharide
An organic compound containing a sugar or sugars.
Endothermicity
The absorption of heat by a system as the process occurs.
yttrium metal
Any of a subgroup of rare-earth elements, of which the cerium and terbium metals comprise the other two subgroups.
Fat
Solid triester of glycerol and (mostly) saturated fatty acids.
Adhesive Forces
Forces of attraction between a liquid and another surface.
Secondary Standard
A solution that has been titrated against a primary standard. A standard solution is a secondary standard.
Standard Molar Enthalphy of Formation
The amount of heat absorbed in the formation of one mole of a substance in a specified state from its elements in their standard states.
Fluorescence
Absorption of high energy radiation by a substance and subsequent emission of visible light.
