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Chemistry Facts

Carbon Dating

As isotopes break down, or decay they give off radiation. Materials that decompose in this way are said to have a 'half-life'. As the quantity of material present decreases, so does the actual rate at ... Continue reading

Scientists date fossils by measuring carbon.

Warmer Hands (And Toes) Through Chemistry

A popular item for skiers and snowboarders, hunters and people who have to work outside in cold areas, and found in many outdoors shops, are disposable hand warmers. If you haven't used them before, ... Continue reading

When Chlorine Met Sodium...

Sodium is a required element in human physiology. The eleventh element in the periodic table, sodium is a soft, silvery white metal that can be easily cut through with a paring knife. It is highly ... Continue reading

A crystal of sodium chloride.

Catalysts

Chemical reactions are interactions between atoms and molecules that result in a change in their relative arrangements and interconnections. The reaction affects only individual atoms and molecules, ... Continue reading