
Assesmen awal kelas 12
Authored by Rocky Syahputra
Chemistry
12th Grade
Used 4+ times

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8 questions
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1.
DROPDOWN QUESTION
1 min • 10 pts
Larutan berikut manakah yang memiliki pH paling rendah (a)
2.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Campuran 50 mL larutan HCl 0,1 M dengan 50 mL larutan NaOH 0,1 M akan menghasilkan larutan dengan pH...
Asam (pH < 7)
Netral (pH = 7)
Basa (pH > 7)
Tidak dapat ditentukan
3.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Larutan garam manakah yang menghasilkan larutan paling asam ?
NaF
NaCl
NH4Cl
NaCN
4.
MULTIPLE CHOICE QUESTION
30 sec • 10 pts
Suatu larutan garam memiliki pH 7. Garam tersebut kemungkinan besar adalah :
KCl
NaHCO3
NaCH3COO
NH4NO3
5.
MULTIPLE CHOICE QUESTION
1 min • 10 pts
Sebuah larutan penyangga dibuat dengan mencampurkan 0,1 mol asam asetat (CH3COOH) dengan 0,2 mol natrium asetat (CH3COONa) dalam 1 liter air. Jika diketahui Ka asam asetat adalah 1,8 x 10-5, hitunglah pH larutan penyangga
6
9 - log 6
6 - log 9
9
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Mana di antara larutan garam berikut yang akan menghasilkan larutan paling basa ?
NaF
NaCl
NH4Cl
NaCN
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika larutan garam memiliki pH 7, kemungkinan besar garam tersebut adalah :
KCl
NaHCO3
NaCH3COO
NH4NO3
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