siti cantik
TRANSCRIPT
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Destilasi fraksionasi
Destilasi adalah teknik pemisahan (ampuran)erdasarkan per)edaan titik didih.*er)edaan destilasis sederhana den+an destilasifraksionasi
, destilasi sederhana pemisahaan(ampurannya den+an titik didih sama atau )esardari -%o
, destilasi fraksionasi pemisahan (ampurannya
den+an titik didih yan+ )erdekatan/ men++unakankolom fraksionasi .
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Alat dan )ahan fraksionasi
Alat, heatin+ mantle, 0 ask-Kolomraksionasi&i+reu45, Distillin+ Head, 6ermometer,termometer Adaptor, kondensor, &akum Adaptor-7elas 8kur
0ahan, "ikloheksana 2% 9l-*italimin
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Letakkan 0 ask diatasheatin+ 9antle
"am)un+kan mulut 0 ask kekolom fraksionasi &i+reu4/yan+
di)un+kus men++unakanalumunium foil
Kemudian sam)un+kanden+an Distillin+ Head
*asan+kan termometer
adaptor pada mulut distillin+Head lalu pasan+kan
6ermometer
*ada )a+ian sampin+ distillin+Head sam)un+kan den+an
Kondensor
Kemudian sma)un+kan
kondensor den+an vakumadapter
Letakkan di)a:ah vakum
adapter la)u ukur untukmenempun+ zat
"iapkan Heatin+ 9antle
9ekanisme *emasan+an Alat
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*rosedur Ker$a
-Masukkan campuran sikloheksana dengan pitalimin
kedalam RB Flask.- Nyalakan heating mantle.-Tunggu proses penguapan pada suhu tertentu.-Uap akan menuju kolom fraksionasi vigreuxyang
mana terjadi proses penyeleksian.-!at yang memiliki volatil le"ih tinggi akan le"ih
cepat menguap pada distilling head.- uap akan mengalir pada kondensor yang akan
terkondensasi dari uap menjadi cairkarena adanya
per"edaan suhu.-#emudian !at akan mengalir kedalam gelas ukur.-$ehingga didapatkan sikloheksana murni.
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Karakteristik sampel
1. "IKLOH;K"A#OL
umus molekul <H12
0erat molekul =!/1< +r>mol*enampilan airan tak )er:arna
0au 9anis/ seperti )ensin
Densitas ?/--=1 +r>mL/ (airan
6itik le)ur </!- B !3/<% B
2-C/<2 K
6itik didih =?/-! B 1--/33 B3%3/=C K
Kelarutan dalam air 6idak )er(ampur
Kelarutan dalam
pelarut lain
Larut dalam eter/
alkohol/ asetonB)er(ampur den+an
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video
3<2L "team Distillation of innamon 0ark/ ara:ay "eeds/ E loves F25 , o(2la)eku.mp!
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Destilasi 8ap kayu manis
A. *;#7;6IA#
.Distilasi 8ap
Destilasi uap adalah istilah yan+ se(ara
umum di +unakan untuk destilasi(ampuran air den+an senya:a yan+ tidaklarut dalam air/ den+an (ara men+alirkanuap air kedalam (ampuran sehin++a)a+ian yan+ dapat men+uap )eru)ahmen$adi uap pada temperatur yan+ le)ihrendah.
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Karakteristik "ampel
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1. Heatin+ mantle2. *asir3. 6om)ol kontrol
!. 0 lask%. Distillin+ Head<. thermometer-. ondensor=. &a(um AdapterC. 7elas 8kur1?. Alumunium foil11. Gater In12. Gater Out13. pipa1!. "tatif
ALA6 DA# 0AHA#
ALAA 6
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0AHA#A