MCQOPTIONS
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| 1. |
What is the ratio of masses of hydrogen and oxygen in the water? |
| A. | 0.044444444444444 |
| B. | 0.047222222222222 |
| C. | 0.052777777777778 |
| D. | 0.086111111111111 |
| Answer» C. 0.052777777777778 | |