lampiran isoterm adsorpsi

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LAMPIRAN A. CONTOH PERHITUNGAN 1. Konsentrasi asam asetat setelah adsorpsi Sampel 1 CH3COOH= NaOH n M1 V1 = n M2 V2 1 . M1 . 25 = 1 . 0,1 . 10,8 M1 = 0,0432 M Sampel 2 CH3COOH= NaOH n M1 V1 = n M2 V2 1. M1 . 25 = 1 . 0,1 . 5,1 M1 = 0,0204 M Sampel 3 CH3COOH= NaOH n M1 V1 = n M2 V2 1. M1 . 25 = 1 . 0,1 . 2 M1 = 8 x 10 -3 M Sampel 4 CH3COOH= NaOH n M1 V1 = n M2 V2 1. M1 . 25 = 1 . 0,1 . 0,9 M1 = 3,6 x 10 -3 M Sampel 5 CH3COOH= NaOH n M1 V1 = n M2 V2 1. M1 . 25 = 1 . 0,1 . 0,2 M1 = 1,2 x 10 -3 M 2. Konsentrasi asam asetat yang teradsorpsi (C) C awal – C akhir Sampel 1 C = C awal – C akhir = 0,05 – 0,0432 = 6,8 x 10 -3 M Sampel 2 C = C awal – C akhir = 0,025 – 0,0204 = 4,6 x 10 -3 M Sampel 3 C = C awal – C akhir = 0,0125 – 8 x 10 -3 = 4,5 x 10 -3 M Sampel 4 C = C awal – C akhir = 0,00625 – 3,6 x 10 -3 = 2,65 x 10 -3 M Sampel 5

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lampiran perhitungan

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LAMPIRANA. CONTOH PERHITUNGAN1. Konsentrasi asam asetat setelah adsorpsi

Sampel 1

CH3COOH=NaOHn M1 V1=n M2 V21 . M1 . 25=1 . 0,1 . 10,8M1=0,0432 M

Sampel 2

CH3COOH=NaOHn M1 V1=n M2 V21. M1 . 25=1 . 0,1 . 5,1M1=0,0204 M

Sampel 3

CH3COOH=NaOHn M1 V1=n M2 V21. M1 . 25=1 . 0,1 . 2M1=8 x 10-3 M

Sampel 4

CH3COOH=NaOHn M1 V1=n M2 V21. M1 . 25=1 . 0,1 . 0,9M1=3,6 x 10-3 M

Sampel 5

CH3COOH=NaOHn M1 V1=n M2 V21. M1 . 25=1 . 0,1 . 0,2M1=1,2 x 10-3 M

2. Konsentrasi asam asetat yang teradsorpsi (C) C awal C akhir

Sampel 1

C= C awal C akhir= 0,05 0,0432= 6,8 x 10-3 M

Sampel 2

C= C awal C akhir= 0,025 0,0204= 4,6 x 10-3 M

Sampel 3

C= C awal C akhir= 0,0125 8 x 10-3= 4,5 x 10-3 M

Sampel 4

C= C awal C akhir= 0,00625 3,6 x 10-3= 2,65 x 10-3 M

Sampel 5

C= C awal C akhir= 0,003 1,2 x 10-3= 1,8 x 10-3 M

3. Massa Zat yang Teradsorpsi (X)

Sampel 1

X1= C x BM CH3COOH x V filtrat/ 1000= 6,8 x 10 -3 x 60 x 96/1000= 0,039 g

Sampel 2

X2= C x BM CH3COOH x V filtrat/ 1000= 4,8 x 10 -3 x 60 x 96/1000= 0,0264 g Sampel 3

X3= C x BM CH3COOH x V filtrat/ 1000= 4,5 x 10 -3 x 60 x 94,5/1000= 0,0255 g

Sampel 4

X4= C x BM CH3COOH x V filtrat/ 1000= 2,65 x 10 -3 x 60 x 95/1000= 0,015 g

Sampel 5

X5= C x BM CH3COOH x V filtrat/ 1000= 1,8 x 10 -3 x 60 x 96,5/1000= 0,0104 g

4. Menghitung X/m

Sampel 10,039 g/1 g= 0,039

Sampel 20,0264 g/1 g = 0,0264

Sampel 30,0255 g/1 g = 0,0255

Sampel 40,015 g/1 g = 0,015

Sampel 50,0104 g/1 g = 0,0104

5. Menghitung log X/m

Sampel 1Log 0,039 = -1,408

Sampel 2Log 0,0264 = -1,5784

Sampel 3Log 0,0255 = -1,59346

Sampel 4Log 0,015 = -1,82391

Sampel 5Log 0,0104 = -1,98297

6. Menghitung log C

Sampel 1Log C = log 6,8 x 10 -3 = -2,16749 Sampel 2log 4,6 x 10-3 = -2,33724

Sampel 3Log 4,5 x 10-3 = -2,34679

Sampel 4Log 2,65 x 10-3 = -2,57675

Sampel 5Log 1,8 x 10-3 = -2,74473

x/mlog x/mclog c

0,039-1,408946,80E-03-2,16749

0,0264-1,57844,60E-03-2,33724

0,0255-1,593464,50E-03-2,34679

0,015-1,823912,65E-03-2,57675

0,0104-1,982971,80E-03-2,74473

Log X/m = log k + 1/n log Cy = 0,997 x + 0,749log k = 0,749k= 5,611/n = 0,977 n = 1,00