latihan konsep mol

Quiz
•
Chemistry
•
10th Grade
•
Hard
Prita Ayu
Used 33+ times
FREE Resource
20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Massa molekul relatif untuk senyawa Fe2(SO4)3 jika diketahui massa atom relative (Ar) Fe=56, S=32, dan O=16 adalah…
156
208
304
334
400
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jumlah mol air yang mengandung 2,408 x 1023 atom molekul air adalah…
0,02 mol
0,04 mol
0,05 mol
0,2 mol
0,4 mol
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika diketahui Ar O=16 dan bilangan Avogadro=6x 1023, dalam 16 gram gas oksigen (O2) terdapat atom oksigen sebanyak…
3,01 x 1022
4,5 x 1022
6,02 x 1022
3,01 x 1023
6,02 x 1023
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika diketahui Ar Ca = 40, C = 12, O = 16 dan bilangan Avogadro = 6,02×1023, maka 50 gram CaCO3 mempunyai jumlah molekul … .
1,204 × 1023
3,01 × 1023
6,02 × 1022
3,01 × 1022
3,01 × 1021
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jumlah partikel dari 2 mol perak adalah ( dik: bilangan Avogadro = 6,02 x )
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika pada STP volum dari 4,25 gram gas sebesar 2,8 liter, maka massa molekul relatif gas tersebut adalah....
A. 26
B. 28
C. 30
D. 32
E. 34
26
28
30
32
34
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
5 mol gas N2 berada pada suhu 27°C pada tekanan 1,5 atm. Volume gas N2 tersebut adalah....
A. 22,40 liter
B. 24,80 liter
C. 41,00 liter
D. 56,20 liter
E. 82,00 liter
22,4 L
24,8 L
41 L
56,2 L
82 L
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