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The amount of water that would absorb the same amount of heat as the calorimeter per degree temperature increase.

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Activity of a component of ideal mixture

A dimensionless quantity whose magnitude is: equal to molar concentration in an ideal solution, equal to partial pressure in an ideal gas mixture, and defined as 1 for pure solids or liquids.

Galvanizing

Placing a thin layer of zinc on a ferrous material to protect the underlying surface from corrosion.

 

Heat of Vaporization

The amount of heat required to vaporize one gram of a liquid at its boiling point with no change in temperature. Usually expressed in J/g. The molar heat of vaporization is the amount of heat required to vaporize one mole of liquid at its boiling point with no change in temperature and usually expressed ion kJ/mol.

Solubility Product Principle

The solubility product constant expression for a slightly soluble compound is the product of the concentrations of the constituent ions, each raised to the power that corresponds to the number of ions in one formula unit.

Polyprotic Acid

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

Native State

Refers to the occurrence of an element in an uncombined or free state in nature.

 

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Actinides

Elements 89 to 103 (between lawrencium and actinium) on the periodic table. Only the first four have been found in nature in appreciable amounts. The remainder have been produced synthetically.

Exothermicity

The release of heat by a system as a process occurs.

Copper

Discovered : known to ancient civilisations
Origin : The name is derived from 'Cuprum', the Latin name for Cyprus.