21.E: Entropy and the Third Law of Thermodynamics (Exercises)
- Page ID
- 14475
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Problem 1
Liquid water has a nearly constant molar heat capacity of \(\bar{C}_P=75.4.\;\text{J}\cdot\text{mol}^{-1}\text{K}^{-1}\). What is the change in entropy as 200. g of water are cooled from 70.0°C to 20.0°C?