The Chemical Acidity of a Solution Is Measured in Units

question 117

Multiple Choice

The chemical acidity of a solution is measured in units of pH: , where is the hydrogen ion concentration in the solution. If a sample of rain has a pH of 3.2, how many times higher is its than pure water's, which has a pH of 7?

---

Definitions:

Ambiguity

The presence of uncertainty or lack of clarity in information, meaning, or instructions.

Terror Management Theory

A social psychology concept suggesting that a major driving force of human behavior is the fear of mortality, leading individuals to seek symbolic or literal immortality through their actions and beliefs.

Evolutionary Value

The significance of traits, behaviors, or characteristics in terms of their contribution to the survival and reproduction of a species.

Natural Selection

The process by which certain attributes are more successful in a particular environment and therefore become more represented in future generations.