Larutan Mg(OH)2 0,01 M mempunyai konsentrasi OH- sebesar ….
PTS KIMIA XI - GENAP

Quiz
•
Chemistry
•
11th Grade
•
Hard
Dini Han
Used 5+ times
FREE Resource
29 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
0,001 M
0,01 M
0,1 M
0,02 M
0,05 M
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Larutan NH3 0,1 M (Kb = 10-5 mempunyai [OH] sebesar ….
10^-1
10^-2
10^-3
10^-4
10^-5
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Pasangan asam-basa konjugasi dari reaksi: CH3COOH + HNO2⇌ CH3COOH2+ + NO2- adalah …
CH3COOH2+ dan HNO2
CH3COOH2+ dan NO2
CH3COOH2+ dan CH3COOH
CH3COOH dan HNO2
CH3COOH dan NO2
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Larutan NH3 dengan pH = 11 + log 2 (Kb = 10-5) mempunyai konsentrasi sebesar ….
4 x 10-1 M
4 x 10-2 M
2 x 10-2 M
2 x 10-1 M
5 x 10-2 M
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Bila larutan HCl 0,2 M dapat dinetralkan oleh 20 mL larutan NaOH 0,1 M, maka banyaknya larutan HCl yang diperlukan adalah ….
5 mL
10 mL
20 mL
30 mL
40 mL
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Di bawah ini yang merupakan larutan kurang dari 7 adalah ….
Na2S
Mg(OH)2
NH4Cl
NaOH
CH3COONa
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Definisi asam menurut Bronsted-Lowry adalah ….
Donor proton
Akseptor proton
Melepaskan ion H+ dalam air
Akseptor pasangan elektron bebas
Donor pasangan elektron bebas
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