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Very weak and very short-range attractive forces between short-lived temporary (induced) dipoles, also called dispersion Forces.

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Net Ionic Equation

Equation that results from canceling spectator ions and eliminating brackets from a total ionic equation.

Lewis Base

Any species that can make available a share in an electron pair.

Heat of Solution

The amount of heat absorbed in the formation of solution that contains one mole of solute, the value is positive if heat is absorbed (endothermic) and negative if heat is released (exothermic).

Entropy

A thermodynamic state or property that measures the degree of disorder or randomness of a system.

Coulometry

The quantitative application of Faraday's Law to the analysis of materials. The current and time are the usual variables measured.

Ether

Compound in which an oxygen atom is bonded to two alkyl or two aryl groups, or one alkyl and one aryl group.

Cathode Ray Tube

Closed glass tube containing a gas under low pressure, with electrodes near the ends and a luminescent screen at the end near the positive electrode, produces cathode rays when high voltage is applied.

Hydration

Reaction of a substance with water.

Energy

The capacity to do work or transfer heat.

Polydentate

Refers to ligands with more than one donor atom.