Page 45 - ELKPD LARUTAN PENYANGGA by RETTA AUSTINA
P. 45
E L K P D
Aplikasi
1. Jelaskan prinsip kerja larutan penyangga asam !
Jawab :
.......................................................................................................
2. Jelaskan prinsip kerja larutan penyangga basa !
Jawab :
.......................................................................................................
3. Tentukan campuran yang bersifat penyangga!
a. 50 mL larutan H₂CO₃ 0,1 M + 50 mL larutan NaHCO₃ 0,1 M
Jawab :
.......................................................................................................
b. 50 mL larutan CH₃COOH 0,2 M + 50 mL larutan NaOH 0,1
M
Jawab :
.......................................................................................................
c. 50 mL larutan NH₃ 0,1 M + 25 mL larutan (NH₄ )₂SO₄ 0,1 M
Jawab :
.......................................................................................................
41
