25. The molar enthalpy of vaporization of hexane (C₆H₁₄) is 28.9 kJ/mol, and its normal boiling point is 68.73°C. What is the vapor pressure of hexane at 25°C? (A)4.44 torr(B)117 torr(C)241 torr (D)759 torr(E)171 torr