QUIS KONSEP MOL

Quiz
•
Chemistry
•
10th Grade
•
Easy
MISBAH CHUDDIN NUR
Used 16+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
2 mins • 15 pts
Satu mol gas fluor (Ar F = 19) ….
Mempunyai massa 19 gram
Mempunyai massa 6 x 1023 gram
Mengandung 6 x 1023 atom
Mengandung 1,2 x 1024 atom
Mengandung 1,2 x 1024 molekul
Answer explanation
Berat molekul F=1×Ar
F=1×19= 19 g/mol
2.
MULTIPLE CHOICE QUESTION
2 mins • 15 pts
jumlah partikel dalam 0,25 mol N2 sama dengan jumlah partikel dalam ….
1,25 mol O2
1 mol P4
0,75 mol C4H10
0,5 mol Na
0,25 mol CO2
Answer explanation
0,25 mol N₂ memiliki jumlah partikel yang sama dengan 0,25 mol zat lain.
3.
MULTIPLE CHOICE QUESTION
2 mins • 15 pts
Massa molekul relatif (Mr) dari H₂SO₄ adalah… (Ar H = 1, S = 32, O = 16)
49
64
80
98
82
Answer explanation
Mr H2SO4=(2×Ar H)+(1×Ar S)+(4×Ar O)
Mr H2SO4=(2×1)+(1×32)+(4×16)
Mr H2SO4=2+32+64=98
4.
MULTIPLE CHOICE QUESTION
2 mins • 15 pts
Jika diketahui Ar H = 1, O = 16, dan N = 14, maka massa molekul relatif (Mr) dari NH₃ adalah…
15
16
17
18
19
Answer explanation
Mr NH3=(1×Ar N)+(3×Ar H)
Mr NH3=(1×14)+(3×1)
Mr NH3=14+3=17
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Volume dari 2 mol gas hidrogen (H₂) pada STP adalah…
11,2 L
22,4 L
33,6 L
44,8 L
55,6 L
Answer explanation
Volume=2 mol×22,4 L/mol= 44,8 L
6.
MULTIPLE CHOICE QUESTION
1 min • 20 pts
Pernyataan yang benar mengenai konsep mol adalah…
Satu mol zat apapun mengandung jumlah partikel yang sama.
Satu mol zat apapun memiliki massa yang sama.
Satu mol zat apapun memiliki volume yang sama.
Satu mol zat apapun memiliki massa jenis yang sama.
Satu mol zat apapun memiliki massa volume yang sama
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