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A substance whose aqueous solutions do not conduct electricity.

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S Orbital

A spherically symmetrical atomic orbital, one per energy level.

Deuterium

An isotope of hydrogen whose atoms are twice as massive as ordinary hydrogen,deuterion atoms contain both a proton and a neutron in the nucleus.

Reaction Stoichiometry

Description of the quantitative relationships among substances as they participate in chemical reactions.

Heat Capacity

The amount of heat required to raise the temperature of a body (of any mass) one degree Celsius.

Molecular Formula

Formula that indicates the actual number of atoms present in a molecule of a molecular substance.

Valence Electrons

Outermost electrons of atoms, usually those involved in bonding.

Melting Point

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

Enthalpy

The heat content of a specific amount of substance, defined as E= PV.

Faraday's Law of Electrolysis

One equivalent weight of a substance is produced at each electrode during the passage of 96,487 coulombs of charge through an electrolytic cell.

Chemical Equilibrium

A state of dynamic balance in which the rates of forward and reverse reactions are equal, there is no net change in concentrations of reactants or products while a system is at equilibrium.