What Statement Does NOT Describe the Methods by Which Chemical

question 42

Multiple Choice

What statement does NOT describe the methods by which chemical buffer systems operate to maintain pH?

• A)When a strong base is added to a solution,the buffer system's weak acid releases its hydrogen ions to bind the base ions.
• B)When a strong acid is added to a solution,the weak base of the buffer system binds the released hydrogen ions and removes them from solution.
• C)All excess hydrogen ions are removed from the body in the urine.
• D)Buffer systems consist of a weak acid and its conjugate weak base which function to resist large swings in pH.

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Definitions:

Industrialized Countries

Nations with significant levels of industrialization, characterized by high standards of living, advanced technological infrastructure, and diverse economic sectors.

Demographic Transition

A theory describing the transition from high birth and death rates to lower birth and death rates as a country or region develops from a pre-industrial to an industrialized economic system.

Death Rates

The amount of mortalities within a specific group of people, adjusted for its size, over a given time period.