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The hydrostatic pressure produced on the surface of a semipermable membrane by osmosis.

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xenon trioxide

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

Equation of State

An equation that describes the behavior of matter in a given state, the van der Waals equation describes the behavior of the gaseous state.

Reactants

Substances consumed in a chemical reaction.

Melting Point

The temperature at which liquid and solid coexist in equilibrium, also the freezing point.

Electrolysis

Process that occurs in electrolytic cells.

Insulator

Poor electric and heat conductor.

Half-Cell

Compartment in which the oxidation or reduction half-reaction occurs in a voltaic cell.

Atomic Number


Integral number of protons in the nucleus, defines the identity of element.
 

Collision Theory

Theory of reaction rates that states that effective collisions between reactant molecules must occur in order for the reaction to occur.

Lewis Base

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