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1. |
An ideal gaseous mixture of ethane \[({{C}_{2}}{{H}_{5}})\] and ethene \[({{C}_{2}}{{H}_{4}})\] occupies 28 litre at 1 atm and 273 K. The mixture reacts completely with 128 g \[{{O}_{2}}\] to produce \[C{{O}_{2}}\] and \[{{H}_{2}}O\]. Mole fraction at \[{{C}_{2}}{{H}_{6}}\] in the mixture is: |
A. | 0.6 |
B. | 0.4 |
C. | 0.5 |
D. | 0.8 |
Answer» C. 0.5 | |