

MCQOPTIONS
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1. |
A gaseous mixture contains 14 kg of N₂, 16 kg of O₂ and 17 kg of NH₃. The mole fraction of oxygen is |
A. | 0.16 |
B. | 0.33 |
C. | 0.66 |
D. | 0.47 |
Answer» C. 0.66 | |