The Osmotic Pressure of a Solution Formed by Dissolving 25

question 45

Multiple Choice

The osmotic pressure of a solution formed by dissolving 25.0 mg of aspirin (C₉H₈O₄) in 0.250 L of water at 25°C is __________ atm.

• A)13.6
• B)1.14 × 10^-3
• C)0.0136
• D)2.45
• E)1.38

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Definitions:

Calf

The back portion of the lower leg in humans, or a young bovine animal.

Pleural Cavity

The thin fluid-filled space between the two pulmonary pleurae of each lung.

Serous Membrane

A thin layer of tissue that lines certain internal cavities of the body, secreting a serous fluid to lubricate and reduce friction between internal organs.

Visceral

Relating to the internal organs.