Beans get cooked earlier in a pressure cooker, because:

1. The boiling point increases with increasing pressure
2. The boiling point decreases with increasing pressure
3. The extra pressure of the pressure cooker softens the beans
4. Internal energy is not lost while cooking in a pressure cooker
Subtopic:  Introduction & Colligative properties |
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Camphor is often used in molecular mass determination because:

1. It has a very high cryoscopic constant

2. It is volatile

3. It is a solvent for organic substances

4. It is readily available 

Subtopic:  Introduction & Colligative properties |
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