The Volume of a 32

question 25

Multiple Choice

The volume of a 32.4% (by mass) solution is 179.1 mL.The density of the solution is 1.296 g/mL.What is the mass of solute in this solution?

• A) 232 g
• B) 75.2 g
• C) 716 g
• D) 44.8 g
• E) 157 g

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Definitions:

Nerve Growth Factor

Nerve growth factor is a protein essential for the growth, maintenance, and survival of certain neurons in the peripheral and central nervous system.

EGF

Epidermal Growth Factor (EGF) is a protein that stimulates cell growth, proliferation, and differentiation by binding to its receptor, EGFR.

Subventricular Zone

Lining of neural stem cells surrounding the ventricles in adults.

Primitive Map

A basic organizational layout or representation within the brain or nervous system that underlies the more complex structures and functions.