Don Is Visiting Stores and Searching the Internet to Learn

question 69

Multiple Choice

Don is visiting stores and searching the Internet to learn about high-definition DVD players because he's considering buying one. Which type of search is this called?

• A) ongoing search
• B) preemptive search
• C) prepurchase search
• D) internal search
• E) initial search

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Definitions:

Resonance Structure

Depictions of a molecule showing different possible arrangements of electrons, used to describe delocalization within the molecule.

Valence Shell Electron Pair Repulsion

A theory used to predict the geometry of individual molecules based on the repulsion between electron pairs in the valence shell of an atom.

Electron Pairs

Two electrons occupying the same orbital in an atom or molecule, typically forming a covalent bond between atoms.

Hydrogen Sulfide

A toxic, flammable gas with the formula H2S, characterized by a foul smell of rotten eggs, and found in many natural and industrial processes.