A Nonelectrolyte Compound with a Molar Mass of 648 G

question 60

Multiple Choice

A nonelectrolyte compound with a molar mass of 648 g mol^-1 was dissolved in enough water to make 250 mL of solution at 25 °C and produced an osmotic pressure of 27.4 mbar. Calculate the mass of the compound, in g, used to make this solution.

• A) 0.267 g
• B) 0.179 g
• C) 0.106 g
• D) 0.0873 g
• E) 0.236 g

---

Definitions:

Neural Networks

A series of algorithms that endeavor to recognize underlying relationships in a set of data through a process that mimics the way the human brain operates.

Different

Characterized by not being the same; showing a distinct or unique nature when compared to something else.

Effortful Processing

Encoding that requires attention and conscious effort.

Automatic Processing

The cognitive process that occurs without conscious effort, allowing us to perform tasks with little mental effort once we have mastered them.