Ethanol can be made from glucose by fermentation.
C$_6$H$_{12}$O$_6$ → 2C$_2$H$_5$OH + 2CO$_2$
In an experiment, 268 g of ethanol (M$_r$= 46.0) were made from 1.44 kg of glucose (M$_r$ = 180.0).
What is the percentage yield?
1 )
18.6%
36.4%
3 )
51.1%
4 )
72.8%
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