How Many Americans Belong to at Least One Interest Group

question 21

Multiple Choice

How many Americans belong to at least one interest group?

• A) only about 1 percent, though the number of interest groups is large
• B) approximately 20 percent
• C) approximately 50 percent
• D) approximately 80 percent
• E) nearly 99 percent

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Definitions:

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.

Molecule Shape

The geometric arrangement of atoms within a molecule, determining its chemical reactivity and physical properties.

Electronegativity Difference

The measure of the ability of an atom in a molecule to draw bonding electrons to itself compared to another atom in the molecule, determining the polarity of the bond.

Polar Covalent

A type of chemical bond where a pair of electrons is unequally shared between two atoms, leading to a distribution of electric charge across the molecule.