An Aqueous Solution Contains 42

question 54

Multiple Choice

An aqueous solution contains 42.4 g of propanol (C₃H₇OH) in 113.6 g of solution. What is the mole fraction of propanol?

• A) 0.151
• B) 0.272
• C) 0.217
• D) 0.179
• E) 0.849

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Definitions:

Hypernatremia

An elevated sodium level in the blood, which can lead to various symptoms and is often a result of dehydration or certain medical conditions.

Oil Retention

The ability to hold or retain oil, often referring to the skin's capacity to maintain moisture or the effectiveness of oil-based products in machinery.

Carminative

Substances that aid in the expulsion of gas from the stomach or intestines, thereby relieving bloating or flatulence.

Barium Swallow

A diagnostic imaging procedure that involves swallowing a barium-containing liquid to visualize the upper gastrointestinal tract, including the pharynx, esophagus, and stomach.