MCQOPTIONS
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| 1. |
A gas mixture of 40% He and 60% Ne is passed through a diffusion tube and the product has 10% He and 90% Ne, what is the percentage of He recovered? |
| A. | 0.25 |
| B. | 0.333 |
| C. | 0.5 |
| D. | 0.666 |
| Answer» C. 0.5 | |