Explain the action of `NH_(3)` on acetic acid.

Explanation

To explain the action of ammonia (NH₃) on acetic acid (CH₃COOH), we can break down the process into clear steps:

### Step 1: Identify the Reactants
- The reactants in this reaction are acetic acid (CH₃COOH) and ammonia (NH₃).

### Step 2: Understand the Structure of Acetic Acid
- Acetic acid has the following structure:
- CH₃ (methyl group) - C(=O) (carbonyl group) - OH (hydroxyl group).
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