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A device used to measure the densities of liquids and solutions.

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Nitrogen Cycle

The complex series of reactions by which nitrogen is slowly but continually recycled in the atmosphere, lithosphere and hydrosphere.

 

Continuous Spectrum

Spectrum that contains all wave-lengths in a specified region of the electromagnetic spectrum.

Specific Gravity

The ratio of the density of a substance to the density of water.

Dipole Moment

The product of the distance separating opposite charges of equal magnitude of the charge, a measure of the polarity of a bond or molecule, a measured dipole moment refers to the dipole moment of an entire molecule.

Boyle's Law

At constant temperature the volume occupied by a definite mass of a gas is inversely proportional to the applied pressure.

Mechanism

The sequence of steps by which reactants are converted into products.

Periodic Table of Elements

An arrangement of elements in order of increasing atomic numbers that also emphasizes periodicity.

Strong Electrolyte

A substance that conducts electricity well in a dilute aqueous solution.

 

Fluorescence

Absorption of high energy radiation by a substance and subsequent emission of visible light.

Ionization Isomers

Isomers that result from the interchange of ions inside and outside the coordination sphere.