The Census Bureau Projects the Population of Persons Over 85

question 99

Multiple Choice

The Census Bureau projects the population of persons over 85 will __________ by the year 2050.

• A) remain the same
• B) decrease substantially
• C) double
• D) triple

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Definitions:

Sp² Hybridized

Describes an atom that has three hybrid orbitals formed by the mixing of one s orbital and two p orbitals, often found in planar structures.

Carbon Atoms

The chemical elements that serve as the fundamental building blocks of all organic molecules, characterized by having four electrons available to form covalent chemical bonds.

Hybridization

A concept in chemistry where atomic orbitals mix to form new hybrid orbitals, which can explain molecular geometry and bonding properties.

Oxygen

A chemical element with symbol O, essential for respiration in many organisms and known for its high electronegativity and ability to form oxides.