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A device used to measure the heat transfer between system and surroundings at constant volume.

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Supersaturated Solution

A solution that contains a higher than saturation concentration of solute, slight disturbance or seeding causes crystallization of excess solute.

Coefficient of expansion

The ratio of the change in length or volumen of a body to the original lengthor volume for a unit change in temperature.

Where is ozone used?

Ozone is widely used in various areas of our life. It is used in medicine, in industry, in everyday life.

Optical Activity

The rotation of plane polarized light by one of a pair of optical isomers.

 

Supercritical Fluid

A substance at temperature above its critical temperature.

Electrophile

Positively charged or electron-deficient.

Amorphous Solid

A noncrystalline solid with no well-defined ordered structure.

Salinometer

An instrument for measuring the amount of salt in a solution. Also,"salimeter, salometer."

Diamagnetism

Weak repulsion by a magnetic field.

Primary Voltaic Cells

Voltaic cells that cannot be recharged, no further chemical reaction is possible once the reactants are consumed.