McqMate
| Q. |
Heavy water is obtained by |
| A. | Slow evaporation of water |
| B. | Low temperature, low pressure distillation |
| C. | Rapid evaporation of water |
| D. | Repeared purification |
| E. | Prolonged electrolysis of water |
| Answer» E. Prolonged electrolysis of water | |
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