MCQOPTIONS
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MCQOPTIONS
| 1. |
One mole of H2O equal? |
| A. | 22.4 litre at 1 atm and 250C |
| B. | 6.02 x 10<sup>23</sup> atoms of hydrogen and 6.02 x 10<sup>23</sup> atoms of oxygen |
| C. | 18 g |
| D. | 1 gal |
| Answer» D. 1 gal | |