 
			 
			MCQOPTIONS
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				| 1. | The second law of thermodynamics states that? | 
| A. | Entropy of an isolated system can never decrease over time | 
| B. | Entropy of a pure crystalline substance at 0K is 0 | 
| C. | Energy is conserved | 
| D. | Entropy of a system can never decrease | 
| Answer» B. Entropy of a pure crystalline substance at 0K is 0 | |