Question

9. It is found that the boiling point of a binary solution of A and B with X4 =0.6589 at 88°C. At this temperature the vapor pressures of pure A and B are 957.0 Torr and 379.5 Torr, respectively. (a) Is this solution ideal? (b) What is the initial composition of the vapor above the solution?

Answer 1

Dear Student, Kindly refer to the complete solution. Feel free to ask if you face difficulty in understanding any step of the solution attached so that we can assist you in a better way.

Dear Studant, Given: mole haetion solution A O6589 BLaetion Than, mole 2olution B A1-2A z1-0.6589 0-34 Vapaur plexuu pre A PA957.0 Tae vapa precue o pusie B p3+9.5 Tesux Pactial preseure A, PA- PAXA PA=G64.0Te) (0.6e) PA=630.57 Tarn , Pe- PeXB 31A.5 Teu) (0.34) Partial pesure = 129.45 Tox teta vapeux peaure ProaPA+ Pa Total : 630 S7 +129.YS -760.02 Tarr Wle knos hat t60 Tox 1atm Accodling to Raoulte laus the total vapeu Thue it ufn be atm have to keeure accordance woith the Raulte las Yes, it u T.O ideal

mole acton Ain vapour pease Protal 630.57 460.02 YA=0-83 mole action e B in vopelux peose - 129.45 760-02 0.14 Best uouhes!