An Aqueous Solution Containing 12

question 109

Multiple Choice

An aqueous solution containing 12.0% MgCl₂ by mass.What is the mol fraction of water in this solution?

• A)0.975
• B)0.880
• C)0.868
• D)0.133
• E)0.952

---

Definitions:

Muscle Rigidity

A condition characterized by stiffness and inflexibility of muscles, often associated with various neurological and psychiatric disorders.

Meninges

The three membranes that envelop the brain and spinal cord, providing protection and structural support.

Pia Mater

Innermost of the three meninges of the brain and spinal cord.

Arachnoid

A delicate, lacelike membrane covering the central nervous system.