The heat content of a specific amount of substance, defined as E= PV.
Latest Articles
- 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?
- 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.
- Chemistry of the sky
Chemistry can teach us about the composition of celestial bodies and determine their age.
- 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...
- The most expensive metal in the world
Do you think the most expensive metal is gold? No! On earth there are more valuable metals. But we need to divide the value of metals that occur in nature, and metals - isotopes, which are obtained in special laboratories. Let’s look at natural metals first.
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Positron
A Nuclear particle with the mass of an electron but opposite charge.
Double Salt
Solid consisting of two co-crystallized salts.
Bronsted-Lowry Acid
A proton donor.
xylan
The pentosan occurring in woody tissue that hydrolyzes to xylose: used as a source of furfural.
Protein Design: Automated protein discovery and synthesis
In this paper I describe (theoretically) the method(s) of automated protein discovery and synthesis.
Chemical Bonds
The attractive forces that hold atoms together in elements or compounds.
Functional Group
A group of atoms that represents a potential reaction site in an organic compound.
Ionization Isomers
Isomers that result from the interchange of ions inside and outside the coordination sphere.
Structural Isomers
Compounds that contain the same number of the same kinds of atoms in different geometric arrangements.
Canal Ray
Stream of positively charged particles (cations) that moves toward the negative electrode in cathode ray tubes, observed to pass through canals in the negative electrode.
