1.

92 g. of ethanol is dissolved in 108g. Of water. The mole fraction of water in the solution is

Answer»

0.25
0.75
0.5
0.35

Solution :`"Moles of ETHANOL"="MASS"/("Molar Mass")=92/46=2`
and moles of WATER `= 108/18=6`
mole FRACTION of ethanol `=2/(2+6)=0.25`


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