What Is the PH of a 0

question 21

Multiple Choice

What is the pH of a 0.30 M trisodium phosphate solution? [Ka for monohydrogen phosphate ion is 4.2 × 10^-13]

• A) 13.3
• B) 12.9
• C) 10.5
• D) 9.8
• E) 8.6

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Definitions:

Extrapyramidal Effects

Side effects of certain medications, notably antipsychotics, that affect motor control, leading to symptoms such as tremors, rigidity, and bradykinesia.

Tardive Dyskinesia

A neurological disorder characterized by involuntary, repetitive body movements, often resulting from long-term use of certain psychiatric medications.

Muscular Rigidity

A condition characterized by a stiffening of the muscles, often associated with diseases of the central nervous system such as Parkinson's disease.

Eye-Twitching

Involuntary spasms or blinking of the eyelid, often caused by stress, fatigue, or other environmental factors.