Consider the Reaction NH₃(aq)+ H₂O(l) NH₄⁺(aq)+ OH^-(aq)

question 24

Multiple Choice

Consider the reaction NH₃(aq) + H₂O(l) NH₄⁺(aq) + OH^-(aq) .K_b for NH₃ is 1.8 × 10^-5 at 25°C.What is K_a for the NH₄⁺ ion at 25°C?

• A)5.6 × 10⁴
• B)5.6 × 10^-10
• C)1.8 × 10^-5
• D)7.2 × 10^-12
• E)9.2 × 10^-8

Identify different types of glial cells and their functions within the CNS and PNS.

Understand the role and components of the blood-brain barrier.

Classify neurons based on their function and structure.

Explain the process and significance of myelination and its influence on nerve impulse conduction.

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