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Energy that matter possesses by virtue of its position, condition or composition.

Latest Articles

  • 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.

  • 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?

  • Protein Design: Automated protein discovery and synthesis

    In this paper I describe (theoretically) the method(s) of automated protein discovery and synthesis.

  • Chemistry of the sky

    Chemistry can teach us about the composition of celestial bodies and determine their age.

  • Gas of rotten eggs

    If you happen to break a rotten egg, then you know the smell of hydrogen sulfide, because the stench of the spoiled egg depends on of its presence in rotting protein substances.



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Saccharide

An organic compound containing a sugar or sugars.

Amine

Derivatives of ammonia in which one or more hydrogen atoms have been replaced by organic groups.

Turning iron nail into copper nail

This simple chemical experiment shows the so-called process of copper plating of metal products. Copper has the ability to deposit on a metal surface.

Dispersed Phase

The solute-like species in a colloid.

Beta Particle

Electron emitted from the nucleus when a neuton decays to a proton and an electron.

Cation

A positive ion, an atom or group of atoms that has lost one or more electrons.

Curie (Ci)

The basic unit used to describe the intensity of radioactivity in a sample of material. One curie equals 37 billion disintegrations per second or approximately the amount of radioactivty given off by 1 gram of radium.

Exothermic

Describes processes that release heat energy.

xylic acid

Any of six colorless, crystalline, isomeric acids having the formula C9H10O2, derived from xylene.

Octane Number

A number that indicates how smoothly a gasoline burns.