Star InactiveStar InactiveStar InactiveStar InactiveStar Inactive
 

Energy that matter processes by virtue of its motion.

Latest Articles

  • Chemistry of the sky

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

  • 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.

  • 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...

  • 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.



Most Popular

Isomorphous

Refers to crystals having the same atomic arrangement.

Amine

Derivatives of ammonia in which one or more hydrogen atoms have been replaced by organic groups.

Liquid Aerosol

Colloidal suspension of liquid in gas.

Carbonium ion

An orgainic ion carrying a positive charge on a carbon atom.

Avogadro's Number

The number (6.022x10^23) of atoms, molecules or particles found in exactly 1 mole of substance.

Voltage

Potential difference between two electrodes, a measure of the chemical potential for a redox reaction to occur.

Osmotic Pressure

The hydrostatic pressure produced on the surface of a semipermable membrane by osmosis.

Metathesis Reactions

Reactions in which two compounds react to form two new compounds, with no changes in oxidation number. Reactions in which the ions of two compounds exchange partners.

 

Atomic Weight

Weighted average of the masses of the constituent isotopes of an element, The relative masses of atoms of different elements.

Reactants

Substances consumed in a chemical reaction.