MCQOPTIONS
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MCQOPTIONS
| 1. |
Which one among the following is the heaviest |
| A. | 1 mole of water molecules |
| B. | 1 mole of ammonia molecules |
| C. | 1 mole of sodium atoms |
| D. | 1 mole of hydrogen molecules |
| Answer» D. 1 mole of hydrogen molecules | |