Question 2 (a) Estimate the activity coefficients for the ethanol(1) benzene (2) system at 307K and x1=0,4 using both the UNIFAC and UNIQUAC methods Given the following equations: 241.22873 42-472 molk -U 12 U2, 441 -U = 2799.5827 molk In = In * + qin + 1 Ex! i = [ = Iny? = q.[1 - (ing,0,1,)-31 -] " k Name Vk Rk Qk Molecule(i) Ethanol(1) CHI 1 0,9011 0,6744 CH2 1 0,848 0,54 1,2 OH 1 1 Benzene ACH 6 0,5313 0,4 Question 2 (a) Estimate the activity coefficients for the ethanol(1) benzene (2) system at 307K and x1=0,4 using both the UNIFAC and UNIQUAC methods Given the following equations: 241.22873 42-472 molk -U 12 U2, 441 -U = 2799.5827 molk In = In * + qin + 1 Ex! i = [ = Iny? = q.[1 - (ing,0,1,)-31 -] " k Name Vk Rk Qk Molecule(i) Ethanol(1) CHI 1 0,9011 0,6744 CH2 1 0,848 0,54 1,2 OH 1 1 Benzene ACH 6 0,5313 0,4