Problem 5 (25 points) Given the excess molar Gibbs energy for a binary mixture (cyclohexane (1)/benzene (2)), GE /RT = Ax1x2, (a) determine expressions for the excess molar enthalpy, excess molar entropy. and excess molar volume, and the activity coefficients for binary mixture, (b) determine numerical values of the excess molar enthalpy, excess molar entropy, and excess molar volume, and the activity coefficients for the equal-molar mixture (at 35, 40, and 45.C, A values are 0.479, 0.458, and 0.439, respectively), and (c) when z1 = 0.5, determine the bubble point pressure/ composition at 40 C (use modified Raoult's law)Problem 5 (25 points) Given the excess molar Gibbs energy for a binary mixture (cyclohexane (1)/benzene (2)), GE /RT = Ax1x2, (a) determine expressions for the excess molar enthalpy, excess molar entropy. and excess molar volume, and the activity coefficients for binary mixture, (b) determine numerical values of the excess molar enthalpy, excess molar entropy, and excess molar volume, and the activity coefficients for the equal-molar mixture (at 35, 40, and 45.C, A values are 0.479, 0.458, and 0.439, respectively), and (c) when z1 = 0.5, determine the bubble point pressure/ composition at 40 C (use modified Raoult's law)