The Osmotic Pressure of a Solution Formed by Dissolving 25

question 57

Multiple Choice

The osmotic pressure of a solution formed by dissolving 25.0 mg of aspirin (C₉H₈O₄) in enough water to make 0.250 L of solution 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:

N,N-Dimethylpropanamide

A chemical compound featuring a propanamide backbone substituted with two methyl groups attached to the nitrogen atom.

Hydrolysis Rate

The speed at which a chemical compound decomposes by reaction with water, leading to the breakdown of bonds and formation of new compounds.

Carboxylic Acid Derivatives

A group of compounds that are structurally related to carboxylic acids but have a functional group (e.g., ester, amide) replacing the hydroxyl group.

Hot Aqueous Acid

Utilized in chemistry for hydrolysis reactions, it involves the use of heated water and acid to break chemical bonds in substances.