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Menguji Vitamin C di dalamminumanringan
Tujuan :mengamatikadar vitamin C dalamminuman.
Teoridasar:pengamatdapatmengetahuikandungan vitamin C yang
terkandungsalamminuman vitamin C dariberbagaisampel.
AlatdanBahan
Alat :

Bahan :

-Spatula Porseline
-Gelas Kimia 100 ml 3 buah
-Spiritus
-Serbet
-Pipet

-Maizena
-Iodine
-Minute Maid Pulpy Orange
-Vitamin water
-Ale-ale strawberry (yang
sudahdicampurdengan air)
-U C 1000 Lemon
-ABC sari kacanghijau
-Okky jelly drink orange
-Buavitalechy
-Nutrisari orange
-Jungle Juice Guava

Cara Kerja :

Buat kanji dariMaizena.campurkantepungmaizenadengan 1/4
gelasairdanadukdengancepatsampaisemuatepunglarut.
Siapkansampelminuman yang telahdisiapkantadididalamgelaskimia 100ml.

Masukan 1sdm tepungmaizenakedalamgelaskimia yang telahdisiapkan di No.2
Teteskan 2 tetes Iodine kedalamsampelminuman vitamin C. teteskanterussampailarutan
berwarnabirukehitaman. Hentikantetesanjikalarutansudahberwarnabirukehitaman.
Terakhir, catatberapatetes yang
dibutuhkanuntukmembuatlarutanmenjadiberwarnabirukehitamantadi.

Data hasilpengamatan
okky Jelly Drink (Orange)
Ale-Ale (Strawberry)
Vitamin Water (Strawberry
Jungle Juice (Guava)
Segar Sari (Orange)
Buavita (Lechy)
Pulpy (Orange)
Nutrisari (Orange)
U C 1000 (Lemon)

: 3 tetes
: 3 tetes
: 3 tetes
: 9 tetes
: 22 tetes
: 49 tetes
: 191 tetes
: 244 tetes
: >1500 tetes

KESIMPULAN
Semakinbanyaktetesan yang diperlukanuntukmenghitamkanlarutan, berartisemakinbanyak pula
kandungan vitamin C yang terkandungdalamminumantersebut.

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VITAMIN C DI MINUMAN

  • 1. Menguji Vitamin C di dalamminumanringan Tujuan :mengamatikadar vitamin C dalamminuman. Teoridasar:pengamatdapatmengetahuikandungan vitamin C yang terkandungsalamminuman vitamin C dariberbagaisampel. AlatdanBahan Alat : Bahan : -Spatula Porseline -Gelas Kimia 100 ml 3 buah -Spiritus -Serbet -Pipet -Maizena -Iodine -Minute Maid Pulpy Orange -Vitamin water -Ale-ale strawberry (yang sudahdicampurdengan air) -U C 1000 Lemon -ABC sari kacanghijau -Okky jelly drink orange -Buavitalechy -Nutrisari orange -Jungle Juice Guava Cara Kerja : Buat kanji dariMaizena.campurkantepungmaizenadengan 1/4 gelasairdanadukdengancepatsampaisemuatepunglarut.
  • 2. Siapkansampelminuman yang telahdisiapkantadididalamgelaskimia 100ml. Masukan 1sdm tepungmaizenakedalamgelaskimia yang telahdisiapkan di No.2
  • 3. Teteskan 2 tetes Iodine kedalamsampelminuman vitamin C. teteskanterussampailarutan
  • 4. berwarnabirukehitaman. Hentikantetesanjikalarutansudahberwarnabirukehitaman. Terakhir, catatberapatetes yang dibutuhkanuntukmembuatlarutanmenjadiberwarnabirukehitamantadi. Data hasilpengamatan okky Jelly Drink (Orange) Ale-Ale (Strawberry) Vitamin Water (Strawberry Jungle Juice (Guava) Segar Sari (Orange) Buavita (Lechy) Pulpy (Orange) Nutrisari (Orange) U C 1000 (Lemon) : 3 tetes : 3 tetes : 3 tetes : 9 tetes : 22 tetes : 49 tetes : 191 tetes : 244 tetes : >1500 tetes KESIMPULAN Semakinbanyaktetesan yang diperlukanuntukmenghitamkanlarutan, berartisemakinbanyak pula kandungan vitamin C yang terkandungdalamminumantersebut.