What Is K_b for the Benzoate Ion, Given That the K_a

question 24

Multiple Choice

What is K_b for the benzoate ion, given that the K_a for benzoic acid is 6.46  10^5?

• A)1.55  10 ^{ 10}
• B)6.46  10 ⁹
• C)6.46  10 ^{ 19}
• D)3.52  10 ^{ 9}
• E)7.43  10 ^{ 5}

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Definitions:

Masseter Muscle

A facial muscle that plays a major role in the chewing of solid foods, connecting the lower jawbone to the cheekbone.

Orbicularis Oris

A complex of muscles in the face that encircles the mouth, controlling movements like closing or puckering the lips.

Buccinator

A muscle of the cheek that acts to compress the cheek against the teeth and is used in blowing and sucking motions.

Medial Excursion

Medial excursion is the movement of a body part toward the median plane of the body, often used to describe movements of the jaw or limbs.