
Show transcribed image text 2) Gibbs-Duhem equation suggests However, experimentally determined integral significantly deviates from zero The integral for a good data results in less than 2% of absolute area values. The data shown above is actually not that good. Complete the data table below Trapezoid PkPa [molimol y, [mol/mol) gamma gammal In(gammat/gamma2) Area 1.514 Absolute Area 0.047 0.096 0.221 0.294 0401 0.476 0.613 0.705 0.808 0.908 0.953 0.144 0.0170 33.428 36.666 43.230 46.450 50.647 53.293 57.722 60.527 63.380 66.037 67.189 046 0.370 0.0170 0.6 0.88 0.942 0.970 0.371 0.395 Sum 1.009 1.008 1.462 1.497 0.0170 0.0170 0.0485 0.1735 -28% If you don't have any other data, you need to use the available data (which is why obtaining good VLE data is fundamentally important!)
2) Gibbs-Duhem equation suggests However, experimentally determined integral significantly deviates from zero The integral for a good data results in less than 2% of absolute area values. The data shown above is actually not that good. Complete the data table below Trapezoid PkPa [molimol y, [mol/mol) gamma gammal In(gammat/gamma2) Area 1.514 Absolute Area 0.047 0.096 0.221 0.294 0401 0.476 0.613 0.705 0.808 0.908 0.953 0.144 0.0170 33.428 36.666 43.230 46.450 50.647 53.293 57.722 60.527 63.380 66.037 67.189 046 0.370 0.0170 0.6 0.88 0.942 0.970 0.371 0.395 Sum 1.009 1.008 1.462 1.497 0.0170 0.0170 0.0485 0.1735 -28% If you don't have any other data, you need to use the available data (which is why obtaining good VLE data is fundamentally important!)





