Latihan UAS 1
Quiz
•
Chemistry
•
11th Grade
•
Practice Problem
•
Medium
Ina Handariani
Used 4+ times
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Derajat keasaman dari larutan 100 ml H2SO4 0,02 M adalah .....
2 – log 4
2 + log 4
2 + log 2
12 + log 4
12
2.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Larutan basa lemah NH4OH 0,1 M,dan Kb = 10-5 , nilai pH larutan tersebut adalah ....
11
3
6
7
8
3.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Hitunglah pH larutan jika 17,1 gram Ba(OH)2 dilarutkan dalam air sehingga volume larutan menjadi 500 mL. (Ar Ba = 137; O = 16; H = 1)
13 + log 2
13
1
1 - log 2
2
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Larutan dengan pH = 12 dibuat dengan melarutkan a gram NaOH (Mr = 40) ke dalam air hingga volum larutan 500 mL. besarnya a adalah ...
4 gr
2 gr
1 gr
0,2 gr
0,1 gr
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
pH larutan yang dibuat dari 0,001 mol KOH dalam 10 L larutannya adalah ...
3
4
12
10
11
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diantara kelompok asam berikut yang tergolong asam kuat adalah .....
Asam klorida, asam sulfat dan asam asetat
Asam sulfat, asam nitrat, dan asam klorida
Asam karbonat, asam asetat, dan asam fosfat
Asam sulfide, asam flourida, dan asam sianida
Asam asetat, asam klorida, dan asam fosfat
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Berapakah pH larutan yang dibuat dari 0,001 mol KOH dalam 1 L air ...
12
11
10
4
3
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