What Is the Freezing Point of an Aqueous Solution Prepared $\circ$

question 23

Essay

What is the freezing point of an aqueous solution prepared by dissolving 113 g sodium phosphate (Na₃PO₄,164 g/mol)in 2.50 kg water.Use the ideal van 't Hoff factor.[K_f (water)= 1.86 ^$\circ$ C/m]

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Definitions:

Wheezes

High-pitched whistling sounds during breathing, often a sign of respiratory obstruction or asthma.

Paroxysmal Nocturnal Dyspnea

Sudden, severe shortness of breath at night that awakens the person from sleep, often a symptom of heart failure.

Orthopnea

Shortness of breath that occurs when lying flat, forcing the person to sleep propped up in bed or sitting in a chair.

Exacerbation

A worsening or increase in the severity of symptoms or disease.