Page 34 - E-Modul Sistem Koloid Maifi Dwi Andrean
P. 34
S I S T E M K O L O I D
4. Termasuk jenis koloid apakah telur tersebut?
Jawaban:......................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
Kesimpulan percobaan:...................................................................................................
………................................................................................................................................
............................................................................................................................................
………................................................................................................................................
c. Membuktikan sifat listrik koloid
1. Masukkan 15 ml koloid Fe(OH)3 kedalam tabung U
2. Jepitkan kabel hitam merah pada elektroda dan ujung yang lain pada baterai
3. Celupkan elektroda pada tiap ujung tabung U (jangan terkena cairan)
4. Perhatikan arah pergerakan koloid Fe(OH)3 tersebut.
Hasil Pengamatan
1. Termasuk jenis koloid apakah Fe(OH)3?
Jawaban:......................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
2. Kearah manakah koloid Fe(OH)3 bergerak?
Jawaban:......................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
3. Apa muatan dari koloid Fe(OH)3?
Jawaban:......................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
.....................................................................................................................................
26
Chemistry is fun