A Solution Contains 30 Ppm of Benzene

question 153

Multiple Choice

A solution contains 30 ppm of benzene. The density of the solution is 1.00 g/mL. This means that ________.

• A)there are 30 mg of benzene in 1.0 L of this solution
• B)100 g of the solution contains 30 g of benzene
• C)100 g of the solution contains 30 mg of benzene
• D)the solution is 30% by mass of benzene
• E)the molarity of the solution is 30 M

---

Definitions:

Self-Concept

An individual's perceive understanding of themselves, including their beliefs, characteristics, and attitudes.

Sexually Active Seniors

Older adults who are engaged in sexual activity, reflecting a continued interest and participation in sexual relationships.

Chronic Pain

Persistent pain that lasts for months or years, often beyond the expected period of healing, affecting one's quality of life.

Self-Concept

An individual's perception and understanding of themselves, including beliefs, feelings, and thoughts.