What are hard soaps and soft soaps ? Given examples of soaps

Explanation

**Step-by-Step Solution:**

1. **Definition of Soaps**:
- Soaps are sodium or potassium salts of long-chain fatty acids. They are used for cleaning and have the ability to emulsify oils and fats.

2. **Hard Soaps**:
- Hard soaps are the sodium salts of long-chain fatty acids. They are typically solid at room temperature and have a higher melting point.
- **Example**: Sodium stearate (C17H35COONa) is a common hard soap.
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