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A substance that conducts electricity poorly in a dilute aqueous solution.

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Thermonuclear Energy

The energy stored in the nucleus of an atom and released through fission, fusion, or radioactivity. In these processes a small amount of mass is converted to energy according to the relationship E = mc2, where E is energy, m is mass, and c is the speed of light.

Colligative Properties

Physical properties of solutions that depend upon the number but not the kind of solute particles present.

Osmosis

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

 

Dynamic Equilibrium

An equilibrium in which processes occur continuously, with no net change. When two (or more) processes occur at the same rate so that no net change occurs.

Percent Purity

The percent of a specified compound or element in an impure sample.

Temperature

A measure of the intensity of heat, i.e. the hotness or coldness of a sample. or object.

Positron

A Nuclear particle with the mass of an electron but opposite charge.

Photochemical Oxidants

Photochemically produced oxidizing agents capable of causing damage to plants and animals.

Acidic Salt

A salt containing an ionizable hydrogen atom. Acidic salt does not necessarily produce acidic solutions.

xylan

The pentosan occurring in woody tissue that hydrolyzes to xylose: used as a source of furfural.