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Equilibria involving species in more than one phase.

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Gem-dimethyl group

Two methyl groups of the same carbon atom.

Specific Rate Constant

An experimentally determined (proportionality) constant, which is different for different reactions and which changes only with temperature, k in the rate-law expression: Rate = k [A] x [B]v.

Osmosis

The process by which solvent molecules pass through a semipermable membrane from a dilute solution into a more concentrated solution.

 

Conjugate Acid-base Pair

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

xenon trioxide

A colorless, nonvolatile solid, XeO3, explosive when dry: in solution it is called xenic acid.

Heterogeneous Catalyst

A catalyst that exists in a different phase (solid, liquid or gas) from the reactants, a contact catalyst.

Oxidizing Agent

The substance that oxidizes another substance and is reduced.

Nodal Plane

A region in which the probability of finding an electron is zero.

 

Gangue

Sand, rock, and other impurities surrounding the mineral of interest in an ore.

Spectrochemical Series

Arrangement of ligands in order of increasing ligand field strength.