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Page 1: Percobaan 4

LAPORAN PRAKTIKUMKIMIA FISIK

DEPARTEMEN KIMIAFAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM

INSTITUT PERTANIAN BOGORBOGOR

PERCOBAAN IVPENENTUAN BAHAN ORGANIK

TOTAL (CARA PERMANGANAT) DAN KADAR Mn2+

Nama : ............................................................

NIM : ...........................................................

Program Studi : ...........................................................

Kelompok : ...........................................................

Page 2: Percobaan 4

HASIL PERCOBAAN

A. PENENTUAN BAHAN ORGANIK TOTAL CARA PERMANGANAT

Tabel 1 Data Penentuan BOT Cara Permanganat

LarutanVolume Titran (mL) Volume

KMnO4 (mL)

BOT

(mg/L)Awal Akhir

Blanko 1

Blanko 2

Sampel 1

Sampel 2

Rerata

Reaksi

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Perhitungan:

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Hari:...........................................................NILAIPARAFTanggal:....................................

.......................Asisten:...........................................................PJP:.......................................

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Page 3: Percobaan 4

PEMBAHASAN

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SIMPULAN

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DAFTAR PUSTAKA

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Page 4: Percobaan 4

B. PENENTUAN KADAR MANGAN

Tabel 1 Data Penentuan Panjang Gelombang Maksimum Larutan Standar ManganΛ (nm) %T A

Gambar 1 Grafik Hubungan Antara Panjang Gelombang dengan Absorbans

Page 5: Percobaan 4

Tabel 2 Data Pengukuran Absorbans Larutan Standar Mangan dan Larutan Contoh

LarutanVolume

Lar. PO43- (mL)

[PO43-]

(ppm)%T A Warna

Perhitungan:

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Page 6: Percobaan 4

Gambar 2 Grafik Hubungan Antara [Mn2-] dengan Absorbans

PEMBAHASAN

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Page 7: Percobaan 4

SIMPULAN

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DAFTAR PUSTAKA

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