Page 42 - Modul Elektronik Kimia Asam Basa
P. 42
+
2. [H ] =
= √ 1 10 4 10
= √ 4 10
= 2 x 10 -3
pH = - log [H ]
+
= - log 2 x 10 -3
= 3 – log 2
3. M HCl x V HCl x valensi HCl =M Ba(OH)2 x V Ba(OH)2 x valensi Ba(OH)2
= 0,1 M x 100 ml x 1 = M Ba(OH)2 x 25 ml x 2
,
= M Ba(OH)2 =
= M Ba(OH)2 =
= M Ba(OH)2 = 0,2 M
4. Larutan A dan C
Asam Basa 40
