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

 

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Matter

Anything that has mass and occupies space.

Boiling Point Elevation

The increase in the boiling point of a solvent caused by the dissolution of a nonvolatile solute.

Quantum Mechanics

Mathematical method of treating particles on the basis of quantum theory, which assumes that energy (of small particles) is not infinitely divisible.

xylic acid

Any of six colorless, crystalline, isomeric acids having the formula C9H10O2, derived from xylene.

Nonpolar Bond

Covalent bond in which electron density is symmetrically distributed.

Nuclear Reaction

Involves a change in the composition of a nucleus and can evolve or absorb an extraordinarily large amount of energy.

Gem-dimethyl group

Two methyl groups of the same carbon atom.

Collision Theory

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

Reactants

Substances consumed in a chemical reaction.

Gangue

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