Hidrolisis Garam (Perhitungan) XI MIPA 1
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
wawan sunarwan
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15 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bila Ka = 10–5, maka besarnya pH larutan Ca(CH3COO)2 0,2 M adalah ….
9+log 2
9
8+log 2
5
5-log 2
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Sebanyak 100 ml larutan CH3COOH 0,2 M dicampur dengan 100 ml larutan NaOH 0,2 M. Jika Ka CH3COOH = 10−5 maka pH larutan setelah dicampur adalah ….
9
8
7
6
5
3.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
PH larutan Ca(CH3COO)2 0,05 M adalah..…
( Ka = 10 -5 )
5,5 – log 2,2
5,5 + log 2,2
5
9
9 + log 2,2
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
PH larutan NH4Cl 0,1 M adalah … ( Kb = 10 -5 )
5,0
5,5
6,0
8,0
9,0
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5,35 gram NH4Cl ( Mr = 53,5) dilarutkan dalam 250 ml air .Jika Kb = 10 -5, maka PH larutan tersebut adalah …..
5 – log 2
9 – log 4
5
5 + log 4
9 + log 4
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika dua larutan masing-masing mengandung 25 mL NaOH 0,2 M dan 25 mL CH3COOH 0,2 M dengan Ka CH3COOH = 10−5 dicampurkan, maka pH nya adalah...
3
4
5
9
10
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika 200 mL NH4OH 0,8 M direaksikan dengan 200 mL larutan HCl 0,8 M, Kb NH4OH = 10−5, pH campuran setelah bereaksi adalah....
5 − log2
5 − log6
5 − log5
5 − log4
5 − log3
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