The osmotic pressure of 0.010 M MgSO4 solution at 25 degrees celcius is 0.318 atm. Calculate i, the van't Hoff factor, for this MgSO4 solution (R = 0.0821 L * atm/mol*K). A 0.013 B 1.3 C 1.5 D 2.0 E 76.8