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At constant temperature and pressure, the volumes of reacting gases (and any gaseous products) can be expressed as ratios of small whole numbers.

 

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Vapor Pressure

The particle pressure of a vapor at the surface of its parent liquid.

High Spin Complex

Crystal field designation for an outer orbital complex, all t2g and eg orbitals are singly occupied before any pairing occurs.

Cis-

The prefix used to indicate that groups are located on the same side of a bon about which rotation is restricted.

Nonpolar Bond

Covalent bond in which electron density is symmetrically distributed.

Ionic Compounds

Compounds containing predominantly ionic bonding.

Covalent Compounds

Compounds containing predominantly covalent bonds.

Hess' Law of Heat Summation

The enthalpy change for a reaction is the same whether it occurs in one step or a series of steps.

Flotation

Method by which hydrophobic (water-repelling) particles of an ore are separated from hydrophilic (water-attracting) particles of a metallurgical pretreatment process.

Manometer

A two-armed barometer.

Conjugate Acid-base Pair

In Bronsted-Lowry terminology, a reactant and product that differ by a proton, H+.