Which Reagent Would Serve as the Basis for a Simple

question 96

Multiple Choice

Which reagent would serve as the basis for a simple chemical test to distinguish between benzoic acid and benzamide?

• A) Cold dilute NaOH
• B) Cold dilute NaHCO₃
• C) Cold concd H₂SO₄
• D) More than one of these
• E) None of these

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Definitions:

Action Potential

A rapid change in electrical charge across a neuron's cell membrane, allowing for the transmission of nerve impulses.

Excitatory Signals

These are biochemical impulses that promote or increase neural activity or the firing of neurons.

All-or-none Response

A biological principle indicating that a nerve or muscle fiber reacts completely or not at all to a stimulus.

Sodium/Potassium Pump

A vital cell membrane protein that pumps sodium out of cells and potassium into cells, maintaining the necessary concentration gradients for nerve impulse transmission and muscle contractions.