
Post Test Kadar Zat

Quiz
•
Chemistry
•
KG
•
Medium
YULIANA KARTIKA
Used 2+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Suatu unsur senyawa dengan Mr = 40 mengandung 90% unsur karbon dan 10% unsur hidrogen. maka rumus molekul senyawa tersebut adalah.... Ar C = 12, Ar O =16
C2H4
C3H4
C2H6
C3H6
C4H6
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Berapa kadar gula dalam larutan yang dibuat dengan mencampurkan 20 gram gula dalam 80 gram air?
40%
60%
20%
35%
15%
3.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Persen besi yang terdapat di dalam FeSO4, jika diketahui Ar Fe = 56, Ar S = 32, Ar O = 16 adalah....
36,84%
40%
73,68%
80%
90%
4.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Kadar sulfur dalam pupuk ZA (NH4)2SO4 adalah.... Ar N =14, S = 32, H =1, O = 16.
12,12%
24,24%
36,36%
48,48%
60,60%
5.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Kadar magnesium dalam senyawa MgO adalah... Ar Mg = 24, O =16
20%
30%
40%
50%
60%
6.
MULTIPLE SELECT QUESTION
3 mins • 1 pt
Persen besi yang terdapat di dalam FeSO4, jika diketahui Ar Fe = 56, Ar S = 32, Ar O = 16 adalah....
36,84%
40%
73,68%
80%
90%
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Larutan asam nitrat (HNO3) dengan Mr= 63 mempunyai konsentrasi 1 molar, artinya….
Dalam 1 liter pelarut mengandung 63 gram HNO3
Dalam 1 liter air mengandung 63 gram HNO3
Sebanyak 63 gram HNO3 dilarutkan dalam 100mL air
Dalam 1 liter larutan mengandung 63 gram HNO3
Sebanyak 63 gram HNO3 dilarutkan dalam 100 gram air
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