2009 · Q90
Which one of the following is heavy water used in nuclear reactor?
General KnowledgeChemistry
- AWater having molecular weight 18 amu
- BWater having molecular weight 20 amu
- CWater at 4°C but having molecular weight 19 amu
- DWater below the ice in a frozen Sea
Explanation
Heavy water (D2O) has molecular weight 20 amu.