A feed solution of 72.5 mol\% toluene and the balence benzene is available at 24.85C and 100lb. /h. Wo wish to heat the feed stream and then flash separate it into vapor and liquid streams (in equilibriom at 1atm ) in order to produce a liquid strearm that is 75.5 mols tolucne. 1. Detemica the timperabure of the flash unit and the mole fraction of benzese is tho wapor phave. 2. Datemine tha sopor and liguld thow rate be f h 3. Catculate the speoife methalpies (ic)/mei) of the vopec and lquid streame werhin rerpect to tiejid barrent and blusne at the feed teraperature