A Sample of 100 ML of 0

question 69

Multiple Choice

A sample of 100 mL of 0.10 M acid HA ( K _a = 1.0×10 ^{- 5}) is titrated with standard 0.100 M KOH. How many mL of KOH will have been added when the pH in the titration flask is 5.00?

• A) 0
• B) 10
• C) 100
• D) 50
• E) 25

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Definitions:

Afferent Nerves

Nerves that carry sensory signals from the body's periphery towards the central nervous system, including the brain and spinal cord.

Efferent Nerves

Nerves that carry signals away from the central nervous system to effectors such as muscles and glands.

Central Nervous System

The central nervous system (CNS) consists of the brain and spinal cord, functioning as the primary control center for processing and sending out information throughout the body.

Motor Neurons

Nerve cells that initiate and control the movement of muscles.