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Labtesten destillatie met oplossingen: Versie A & B
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Naam: Datum:Klas:
Labportfolio semester 2 – scheidingstechnieken – destillatie a / 10
1) Teken de opstelling die je nodig hebt bij een gefractioneerde destillatie en benoem de
onderdelen.
1:bunzenbrander
2:kolf
3: vigreuxkolom
4:thermometer ( zit in een thermometeropzetsuk)
5:liebig koeler
6:destillatieuitloopstuk
2) Men wil een gefractioneerde destillatie uitvoeren op een aceton/water-mengsel waarbij de
molaire fractie van aceton gelijk is aan 0,60. Het totaalvolume bedraagt 150 mL. Er wordt
gebruik gemaakt van een gefractioneerde destillatiekolom waarvan de HETP gelijk is aan 5
cm.
De onderstaande kolom geeft het verband tussen de kookpuntsverschillen en het aantal
theoretische platen:
n ΔT/°C n ΔT/°C
0 215 10 20
1 108 15 13
2 72 20 10
3 54 30 7
4 43 50 4
5 36 100 2
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