What Is the PH of an Aqueous 0

question 66

Multiple Choice

What is the pH of an aqueous 0.50 M KCN solution?
K _a(HCN) = 6.2×10 ^{- 10}

• A) pH = 2.55
• B) pH = 3.81
• C) pH = 4.75
• D) pH = 9.25
• E) pH = 11.45

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Definitions:

Sexual Behavior

Actions and practices related to the expression of sexuality and sexual reproduction, varying widely among individuals and cultures.

Sensory Pathways

The neural pathways that relay sensory information from the sensory organs through the peripheral nerves to the central nervous system for processing.

Motor Pathways

Nervous system pathways that convey impulses from the brain or spinal cord to muscles or glands, resulting in movement or action.

Efferent

Conducting away from a CNS structure.