SOAL KIMIA KELAS 11 UJIAN SUMATIF AKHIR SEMESTER GANJIL

Quiz
•
Chemistry
•
11th Grade
•
Hard
CHRISTOPHEL MAMENGKO, S.PD.
Used 6+ times
FREE Resource
21 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Massa molekul relatif untuk senyawa Fe2(SO4)3 jika diketahui massa atom relative (Ar) Fe=56, S=32, dan O=16 adalah…
2.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Jumlah mol dari 11, 2 Liter gas oksigen pada keadaan standar (STP). (Diketahui Vm = 22,4 liter/mol
3.
MULTIPLE CHOICE QUESTION
5 mins • 2 pts
Jika diketahui Ar O=16 dan bilangan Avogadro=6,02 x 1023, maka dalam 16 gram gas oksigen (O2) terdapat atom oksigen sebanyak…
4.
MULTIPLE CHOICE QUESTION
5 mins • 4 pts
Sebanyak 80 mL asam klorida dilarutkan dalam aquades hingga volume 500 mL. Berapa % kadar larutan asam klorida yang terbentuk?
5.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Massa suatu atom C-12 adalah 1,99x5 10-23 gr jika massa atom unsur x adalah 1,66 x 10-23 maka massa atom relatif unsur x adalah
6.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
Jika massa atom relatif atom S (belerang) adalah 12 sma dan massa satu atom karbon adalah 2 x 10-23 gr tentukan massa 10 atom S (belerang)
7.
MULTIPLE CHOICE QUESTION
10 mins • 5 pts
1.Tentukan volume dari 4,4 g gas CO2 yang diukur pada tekanan 2 atm dan suhu 27oC (Ar C=12 dan Ar O=16)
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