The Fluoride Ion, F-, Reacts with Water as a Weak $\degree$

question 92

Multiple Choice

The fluoride ion, F-, reacts with water as a weak base: F^-(aq) + H₂ O(l) ⇄ HF(aq) + OH^-(aq) , with K = 1.5 * 10^-11 at 25 $\degree$
C.If sodium fluoride were dissolved in water to make a 0.150 M solution, what would be the resulting concentration of OH^-?

• A)0.15 M
• B)1.5 * 10^-6 M
• C)1.1 * 10^-12 M
• D)5.8* 10^-7 M
• E)2.3 * 10^-12 M

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Visual Input

Information received through the visual system; one of the primary ways humans gather information from the environment.

Visual Memories

Refers to the recollection of visual images, including experiences of seeing or imagining, which can be vivid and detailed, akin to a mental photograph.

Temporal Lobes

Regions of the brain located on each side of the head, associated with hearing, memory, and emotion.

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The ability to perceive and interpret sounds by the brain, including the processing of pitch, loudness, and location.