An Aqueous Dextrose Solution Having a Density of 1 $\circ$ C Find the Osmotic Pressure of This Solution at 25

Multiple Choice

An aqueous dextrose solution having a density of 1.04 g/cm³ freezes at -1.15 ^$\circ$ C. Find the osmotic pressure of this solution at 25 ^$\circ$ C. K_f of water is 1.86 ^$\circ$ C/m; molecular mass of dextrose = 180.16 g/mol.

A) 12.9 atm
B) 13.8 atm
C) 14.1 atm
D) 15.1 atm
E) 120 atm