The PH Scale Is Used to Specify the Acidity or Alkalinity

question 9

Multiple Choice

The pH scale is used to specify the acidity or alkalinity of a solution.Which of the following statements is true?

• A)Stomach acid has a pH around 10.
• B)Neutral solutions, like water, have a pH of 10.
• C)A solution with a pH of 12 has 10 times less protons than a solution with a pH of 11.
• D)A strong base will have a pH less than 10.

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Definitions:

Collecting Ducts

Series of tubules and ducts in the kidney that function in urine processing and the regulation of mineral balance.

Distal Convoluted Tubule

A portion of the kidney nephron where the final adjustment of urine concentration and composition occurs.

Plasma Osmolality

Plasma osmolality measures the concentration of solutes in the blood plasma, indicating the body's state of hydration and influencing water balance and distribution.

Supraoptic Region

A region located above the optic chiasm in the brain, closely associated with the hypothalamus, involved in the regulation of water balance and hormone secretion.