
TITRASI ASAM BASA
Presentation
•
Chemistry
•
11th Grade
•
Practice Problem
•
Hard
Tri Asih
FREE Resource
6 Slides • 0 Questions
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TITRASI ASAM BASA
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TITRASI ASAM BASA
Pengertian
Titrasi asam-basa merupakan metode penentuan kadar larutan asam dengan zat peniter (zat penitrasi) suatu larutan basa atau penentuan kadar larutan basa dengan zat peniter (zat penitrasi) suatu larutan asam.
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TITRASI ASAM BASA
Perhitungan
gram ekuivalen asam = gram ekuivalen basa
Va x Na = Vb x Nb
Va x Ma x a = Vb x Mb x b
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a = jumlah ion H+ (val asam)
b = jumlah ion OH- (val basa)
Va = volume asam (L)
Vb = volume basa (L)
Na = normalitas asam (N)
Nb = normalitas basa (N)
Ma = molaritas asam (M)
Mb = molaritas basa (M)
Keterangan :
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KURVA TITRASI
ASAM BASA
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Contoh soal
Sebanyak 20 mL larutan HCl dititrasi dengan larutan KOH 0,1 M dengan menggunakan indikator fenolftalein (PP). Ternyata dibutuhkan 25mL KOH 0,1 M. Berapakah molaritas larutan HCl tersebut?
TITRASI ASAM BASA
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