REMEDIAL LARUTAN PENYANGGA

Quiz
•
Chemistry
•
11th Grade
•
Easy
Fatima Tujjahro
Used 2+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan kurva perubahan harga pH pada titrasi CH3COOH dengan NaOH berikut!
Daerah kurva yang merupakan larutan penyangga adalah ....
X
Y
Z
V
W
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 100 mL larutan CH3COOH 0,10 M (Ka = 1,8×10–5) dicampur dengan 100 mL larutan CH3COOK 0,20 M. Nilai pH yang dihasilkan adalah .....
5 – log 3,6
5 – log 1,8
6 – log 9
6 + log 9
8 + log 9
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Perhatikan data uji pH beberapa larutan!
Larutan yang merupakan larutan penyangga adalah ....
P dan Q
Q dan R
R dan S
R dan T
S dan T
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Terdapat beberapa larutan berikut:
(1) 100 mL NH3 0,2M;
(2) 100 mL H2SO4 0,1M;
(3) 100 mL NaOH 0,2M;
(4) 100 mL HCl 0,2M;dan
(5) 100 mL CH3COOH 0,2 M.
Pasangan senyawa yang menghasilkan larutan penyangga adalah ....
(1) dan (2)
(1) dan (3)
(1) dan (4)
(3) dan (4)
(4) dan (5)
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sekelompok siswa membuat 5 larutan yang berbeda, dengan data sebagai berikut:
Pasangan larutan yang dapat membentuk larutan penyangga adalah ....
1 dan 2
1 dan 5
2 dan 3
2 dan 4
3 dan 5
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 0,1 mol larutan asam asetat dicampur dengan 49 gram kalium asetat. pH larutan penyangga yang terbentuk adalah .... (Ka = 1 x 10-5), (Mr Kalium asetat = 98)
2 — log 6
5 — log 5
6 — log 5
6 — log 2
10 + log 6
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