What Is the H₃O⁺ Concentration of an Aqueous Solution with a PH

question 55

Multiple Choice

What is the H₃O⁺ concentration of an aqueous solution with a pH of 8.77?

• A) 1.7 × 10^-9 M
• B) 5.9 × 10^-6 M
• C) 1.6 × 10^-4 M
• D) 5.23 M
• E) 5.9 × 10⁸ M

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Definitions:

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Hormone, secreted by the pineal gland, that is involved in biorhythms.

Day-Night Schedule

The daily cycle of light and darkness, influencing the behavior and physiological processes of living organisms.

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The feeling of fullness or satisfaction that signifies the end of eating, regulated by hormonal signals in response to food intake.

Hypothalamus

A region of the brain responsible for producing hormones that regulate fundamental bodily functions, including temperature, hunger, and thirst.