Calculate the PH of a Buffer Solution That Contains 0

question 100

Multiple Choice

Calculate the pH of a buffer solution that contains 0.25 M benzoic acid (C₆H₅CO₂H) and 0.15M sodium benzoate (C₆H₅COONa) . [K_a = 6.5 * 10^-5 for benzoic acid]

• A) 3.97
• B) 4.83
• C) 4.19
• D) 3.40
• E) 4.41

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Definitions:

Elasticity

The ability of a material or tissue to resume its normal shape after being stretched or compressed, crucial for functions of elastic tissues in the body like arteries.

Neurons

Specialized cells in the nervous system that transmit information through electrical and chemical signals.

Collagen Fibers

Strong, flexible fibers that are a major component of connective tissue, providing structural support and strength to tissues such as skin, bone, tendons, and ligaments.

Rapid Transport

Refers to the swift movement of substances or organisms from one location to another, often used in the context of emergency medical services or cellular processes.