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To estimate the value of a result outside the range of a series of known values. Technique used in standard additions calibration procedure.

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Leveling Effect

Effect by which all acids stronger than the acid that is characteristic of the solvent react with solvent to produce that acid, similar statement applies to bases. The strongest acid (base) that can exist in a given solvent is the acid (base) characteristic of the solvent.

Yellowcake

The solid form of mixed uranium oxide, which is produced from uranium ore in the uranium recovery (milling) process.

Amino Acid

Compound containing both an amino and a carboxylic acid group.The --NH2 group.

Alpha (a) Particle

Helium ion with 2+ charge, an assembly of two protons and two neutrons.

Nucleons

Particles comprising the nucleus, protons and neutrons.

Polyprotic Acid

An Acid that can form two or more hydronium ions per molecule, often a least one step of ionization is weak.

Endothermicity

The absorption of heat by a system as the process occurs.

Differential Thermal Analysis (DTA)

A technique for observing the temperature, direction, and magnitude of thermally induced transitions in a material by heating/cooling a sample and comparing its temperature with that of an inert reference material under similar conditions.

Condensed States

The solid and liquid states.

Phenol

Hydrocarbon derivative containing an [OH] group bound to an aromatic raing.