Measurements Show That the PH of a Particular Lake Is

question 45

Multiple Choice

Measurements show that the pH of a particular lake is 4.0. What is the hydroxide ion concentration of the lake?

• A) 10⁻¹⁰ M
• B) 10⁻⁴ M
• C) 10⁻⁷ M
• D) 10⁻¹⁴ ᴹ
• E) 10 M

---

Definitions:

National Household Survey

A comprehensive survey conducted to gather detailed information about the demographic, social, and economic condition of the country's population.

Dr. Samuel George Morton

A 19th-century physician and scientist known for his controversial and debunked work in craniometry, which he used to try to provide evidence for racial differences and superiority.

Brain Size

The physical measurement of the brain's volume or weight, which varies significantly among different species and can also vary among individuals of the same species.

Superiority

The state or condition of being superior, having a higher status, quality, or authority compared to others.