The Mole Fraction of HCl in a Solution Prepared by Dissolving

Multiple Choice

The mole fraction of HCl in a solution prepared by dissolving 5.5 g of HCl in 200 g of C₂H₆O is __________ M. The density of the solution is 0.79 g/mL.

A) 0.027
B) 0.034
C) 0.028
D) 0.035
E) 0.151