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Hydrated sulfates of the general formula M+M3+(SO4)2.12H2).

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Saccharide

An organic compound containing a sugar or sugars.

Meniscus

The shape assumed by the surface of a liquid in a cylindrical container.

Enzyme

A protein that acts as a catalyst in biological systems.

Dissociation Constant

Equilibrium constant that applies to the dissociation of a comples ion into a simple ion and coordinating species (ligands).

Viscosity

Resistance offered by the molecules of a liquid to flow is termed as viscosity.

Nonpolar Bond

Covalent bond in which electron density is symmetrically distributed.

Equivalent Weight

An oxidizing or reducing agent, who's mass gains (oxidizing agents) or loses (reducing agents) 6.022 x 1023 electrons in a redox reaction.
The mass of an acid or base that furnishes or reacts with 6.022 x 1023 H3O+ or OH- ions.

Heat of Fusion

The amount of heat required to melt one gram of solid at its melting point with no change in temperature. Usually expressed in J/g. The molar heat of fusion is the amount of heat required to melt one mole of a solid at its melting point with no change in temperature and is usually expressed in kJ/mol.

Octane Number

A number that indicates how smoothly a gasoline burns.

Common Ion Effect

Suppression of ionization of a weak electrolyte by the presence in the same solution of a strong electrolyte containing one of the same ions as the weak electrolyte.