MCQOPTIONS
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| 1. |
A container with total volume 10 liter is filled with 20% of O2, 40% of N2, and 40% of CO, what is the volume of O2? |
| A. | t2 liter |
| B. | t4 liter |
| C. | t8 liter |
| D. | t10 liter |
| Answer» E. | |