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A property that depends upon the amount of material in a sample.

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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...

  • Protein Design: Automated protein discovery and synthesis

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

  • 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.

  • 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...

  • 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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Haber Process

A process for the catalyzed industrial production of ammonia from N2 and H2 at high temperature and pressure.

xenon hexafluoride

A colorless, crystalline compound, XeF6, that melts at 50°C to a yellow liquid, and boils at 75°C.

Ion

An atom or a group of atoms that carries an electric charge.

Avogadro's Law

At the same temperature and pressure, equal volumes of all gases contain the same number of molecules.

Isomers

Different substances that have the same formula.

Basic Anhydride

The oxide of a metal that reacts with water to form a base.

Limiting Reactant

Substance that stoichiometrically limits the amount of product(s) that can be formed.

Dipole

Refers to the separation of charge between two covalently bonded atoms.

Fuel Cells

Voltaic cells in which the reactants (usually gases) are supplied continuously.
A voltaic cell that converts the chemical energy of a fuel and an oxidizing agent directly into electriacl energy on a continuous basis.

Ester

A Compound of the general formula R-C-O-R1 where R and R1 may be the same or different, and may be either aliphatic or aromatic.