
SOAL UH BUFER,HIDROLISIS,TITRASI
Quiz
•
Chemistry
•
2nd Grade
•
Medium
Deni Tarigan
Used 15+ times
FREE Resource
25 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Pasangan larutan berikut ini yang menghasilkan larutan penyangga adalah ....
25 ml HCN 0,1 M + 25 ml NaOH 0,1 M
25 ml HCN 0,1 M + 25 ml NaOH 0,2 M
25 ml NH4OH 0,1 M + 25 ml HCL 0,2 M
25 ml NH4OH 0,1 M + 25 ml HCL 0,1 M
25 ml CH3COOH 0,4 M + 25 ml NaOH 0,2 M
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Garam berikut ini yang larutannya dalam air bersifat basa adalah ........
KCN
K2SO4
NH4CN
NH4Cl
(NH4)2SO4
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Dari percobaan diperoleh data :
Larutan di atas yang merupakan larutan penyangga adalah ........
P
Q
R
S
T
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Persamaan hidrolisis suatu senyawa dinyatakan sebagai berikut : CN - (aq) + H2O (aq) HCN (aq) + OH- (aq)
Rumus garam yang mengalami hidrolisis seperti persamaan hidrolisis di atas adalah ........
NH4CN
CH3CN
Mg(CN) 2
NaCN
Fe(CN)5
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Jika diketahui Ka CH3COOH = 1 x 10 -5 , harga pH campuran antara 100 ml larutan CH3COOH 0,2 M dan 100 mL NaOH 0,1 M adalah .........
1 + log 2
5
5 + log 2
6
13 - log 2
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perbandingan volum dari campuran larutan NH3 0,1 M dan larutan HCl 0,1 M, agar menghasilkan larutan penyangga dengan pH = 9 adalah ........ (Kb NH 3 = 1 x 10 -5 )
1 : 1
2 : 1
1 : 2
2 : 3
3 : 2
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Garam yang mempunyai pH > 7 dalam larutan adalah ........
KI
NaCl
NH4Cl
BaSO4
K2CO3
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