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Concentration expressed as number of moles of solute per kilogram of solvent.

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Stoichiometry

Description of the quantitative relationships among elements and compounds as they undergo chemical changes.

Formal Charge

A method of counting electrons in a covalently bonded molecule or ion, counts bonding electrons as though they were equally shared between the two atoms.

Structural Isomers

Compounds that contain the same number of the same kinds of atoms in different geometric arrangements.

Ionization Isomers

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

Natural Radioactivity

Spontaneous decomposition of an atom.

Cohesive Forces

All the forces of attraction among particles of a liquid.

xenon hexafluoride

A colorless, crystalline compound, XeF6, that melts at 50°C to a yellow liquid, and boils at 75°C.

Weak Field Ligand

A Ligand that exerts a weak crystal or ligand field and ge- nerally forms high spin complexes with metals.

Disproportionation Reactions

Redox reactions in which the oxidizing agent and the reducing agent are the same species.

Manometer

A two-armed barometer.