What Is the Approximate Value of the PK_a of the α-NH₃⁺

question 74

Multiple Choice

What is the approximate value of the pK_a of the α-NH₃⁺ of amino acids?

• A) 2
• B) 5
• C) 9
• D) 12

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Definitions:

Savings

Money that is set aside from income not used for consumption, which may be stored for future expenses, investments, or emergencies.

Capital Stock

The total amount of physical and financial assets owned by a company or country, including buildings, machinery, and equity investments.

Net Investment

The amount of investment in new capital (such as equipment, buildings, and inventory) minus depreciation of existing capital.

Depreciation

A reduction in the value of an asset over time, due to wear and tear, age, or obsolescence.