Asesmen 1 Larutan
Quiz
•
Chemistry
•
12th Grade
•
Hard
Indah Setiawati
Used 1+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perhatikan reaksi berikut!
1) PO43- (aq) + H2O(l) <--> HPO42-(aq) + OH-(aq)
2) HCO3-(aq) + HCl(aq) <--> H2CO3(aq) + Cl-(aq)
Pasangan asam-basa konjugasi dalam reaksi tersebut yang tepat adalah ….
HCl dan H2CO3
PO43- dan HPO42-
H2O dan OH-
HCO3- dan Cl-
PO43- dan OH-
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berikut tersaji beberapa larutan yang di uji dengan kertas lakmus merah dan lakmus biru, data hasil pengamatan yang tepat adalah ….
Sabun mandi, air jeruk
Cuka makan dan natrium hidroksida
Pasta gigi dan natrium hidroksida
Air jeruk dan pasta gigi
Sabun mandi dan cuka makan
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Suatu asam lemah HA memiliki nilai Ka = 6,4 x 10-8. Jika dalam laboratorium kimia tersedia satu botol larutan HA tersebut dengan volume 200 ml dan konsetrasinya 0,1 M. Berapakah pH dari larutan tersebut?
7 - log 8
6 - log 8
5 - log 8
4 - log 8
3 - log 8
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 3,7 gram padatan Ca(OH)2 dilarutkan dalam air hingga diperoleh larutan sebanyak 1 liter. Berapakah pH larutan yang terbentuk? Jika Ar dari atom Ca=40, H=1 dan O=16.
1
2 - log 5
12 - log 5
12 + log 5
13
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Perhatikan table perubahan warna kertas lakmus berikut!
Pasangan data yang tepat antara larutan garam dan perubahan
warna pada kertas lakmus ditunjukkan oleh angka ….
1 dan 2
1 dan 3
2 dan 4
3 dan 4
4 dan 5
6.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Tersaji beberapa larutan sbb:
Larutan yang mengalami reaksi hidrolisis sempurna adalah …
larutan 1
larutan 2
larutan 3
larutan 4
larutan 5
7.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Manakah pasangan yang tepat antara larutan garam, reaksi hidrolisis dan nilai pH pada table berikut!
A
B
C
D
E
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