MCQOPTIONS
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| 1. |
Separation of __________ employs gaseous diffusion process.%! |
| A. | N‚ÇÇ and O‚ÇÇ from air |
| B. | Isotopes of uranium |
| C. | Isotopes of helium |
| D. | SO‚ÇÇ and air |
| Answer» C. Isotopes of helium | |