An Unknown Substance Is Known to Be a Nonelectrolyte,and It

An unknown substance is known to be a nonelectrolyte,and it dissolves in water.Determine the approximate molar mass of the substance if 37.7 g of the substance dissolved in 1.00 * 10² mL of water has a boiling temperature of 102.73°C.K_b for water is 0.52°C/m.

A) 5.3 g/mol
B) 1.4 g/mol
C) 2.0 * 10² g/mol
D) 3.8 * 10² g/mol
E) 72 g/mol