Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

LAPORAN PRAKTIKUMKIMIA LINGKUNGAN

DEPARTEMEN KIMIAFAKULTAS MATEMATIKA DAN ILMU PENGETAHUAN ALAM

INSTITUT PERTANIAN BOGORBOGOR

2007

Laporan Praktikum Kimia Lingkungan 1

PERCOBAAN IPENENTUAN pH, DAYA HANTAR LISTRIK,

KEKERUHAN dan KESADAHAN

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

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

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

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

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

HASIL PERCOBAAN

A. PENENTUAN pH, DAYA HANTAR LISTRIK, DAN KEKERUHAN

Tabel 1 Penentuan pH dan SuhuUlangan Suhu (C) pH

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2

3

Rerata

Tabel 2 Pengukuran Daya Hantar Listrik (DHL)Ulangan Suhu (C) DHL (µmhos)

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2

3

Rerata

Tabel 3 Pengukuran Turbidan dan Konsentrasi SiO2 dalam SampelVolume SiO2

(mL)

Konsentrasi SiO2

(ppm)

Turbidan Turbidan terkoreksi

Laporan Praktikum Kimia Lingkungan 2

Hari :........................................................... NILAI PARAF

Tanggal :...........................................................

Asisten :...........................................................

PJP :..........................................................

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

Contoh Perhitungan:

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Gambar 1 Grafik Hubungan antara [SiO2] dengan Turbidan Terkoreksi

Laporan Praktikum Kimia Lingkungan 3

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

PEMBAHASAN

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SIMPULAN

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DAFTAR PUSTAKA

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Laporan Praktikum Kimia Lingkungan 4

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

B. PENENTUAN KESADAHAN

a. Penentuan Kadar Kalsium

Tabel 1 Standardisasi EDTA oleh CaCO3

UlanganVolume Titran (mL) Volume EDTA

(mL)

[EDTA]

MAwal Akhir

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2

3

Rerata

Reaksi:

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Perhitungan:

Konsentrasi EDTA (M)

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Tabel 2 Data Penentuan Kadar Kalsium dalam Contoh

UlanganVolume Titran (mL) Volume EDTA

(mL)

Kadar Ca2+

(mg/L CaCO3)Awal Akhir

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2

3

Rerata

Reaksi:

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Laporan Praktikum Kimia Lingkungan 5

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

Perhitungan:

Kadar Ca2+ (mg/LCaCO3)

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Tabel 3 Data Penentuan Kesadahan Total Contoh

UlanganVolume Titran (mL) Volume EDTA

(mL)

Kesadahan

(mg/L CaCO3)Awal Akhir

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2

3

Rerata

Reaksi:

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Perhitungan:

Kesadahan Total (mg/L CaCO3)

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Laporan Praktikum Kimia Lingkungan 6

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

Tabel 3 Data Penentuan Kandungan Alumunium dalam Air

UlanganVolume Titran (mL) Volume ZnSO4

(mL)

Kandungan Al3+

(mg/L)Awal Akhir

1

2

3

Rerata

Reaksi:

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Perhitungan:

Kesadahan Total (mg/L CaCO3)

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Kadar Mg2+ (mg/L)

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Laporan Praktikum Kimia Lingkungan 7

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

PEMBAHASAN

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SIMPULAN

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DAFTAR PUSTAKA

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Laporan Praktikum Kimia Lingkungan 8

Penentuan Suhu, pH, Daya Hantar Listrik, Kekeruhan, dan Kesadahan

Laporan Praktikum Kimia Lingkungan 9