____ Draw on the Power of the Masses to Provide

question 37

Multiple Choice

____ draw on the power of the masses to provide information.

• A) Social media search engines
• B) Social news sites
• C) Wikis
• D) Video sharing sites

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Definitions:

IR Spectroscopy

An analytical technique that uses infrared light to study the vibrational and rotational movements of molecules, revealing structural and functional group information.

Pentane

A hydrocarbon compound with the molecular formula C5H12, consisting of five carbon atoms linked in a single chain.

Heptane

A straight-chain alkane with the formula C7H16, commonly used as a nonpolar solvent in laboratories.

IR Spectrum

An infrared spectrum, a graph displaying the absorption of infrared radiation by a substance at different frequencies, useful in identifying molecular structures.