Calculate the PH of a Solution That Contains 2

question 7

Multiple Choice

Calculate the pH of a solution that contains 2.4 × 10^-8 M H₃O⁺ at 25°C.

• A) 2.40
• B) 6.38
• C) 7.62
• D) 5.38
• E) 8.62

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Definitions:

Olfactory Cilia

Hair-like structures on the olfactory receptor neurons within the nose that serve as sites for odorant molecules to bind, initiating the perception of smell.

Chemical Substances

Elements, compounds, or mixtures that have a consistent composition and specific properties.

Frontal Lobes

Regions of the brain located at the front of each cerebral hemisphere, responsible for higher cognitive functions and behavior regulation.

Hypothalamus

A region of the brain that plays a critical role in hormone production, regulation of appetite, sleep cycles, and body temperature.