
konsep mol
Authored by Elisabeth Nuryanti
Chemistry
1st Grade
Used 4+ times

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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Berikut ini pernyataan yang paling benar mengenai massa atom relatif adalah ….
2.
MULTIPLE CHOICE QUESTION
20 sec • 1 pt
Satuan yang digunakan untuk massa atom relatif adalah ….
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika Ar C = 12 dan O = 16, maka volume dari 8,8 gram gas CO2 pada keadaan standar (STP) adalah … .
2,24 liter
4,48 liter
6,72 liter
8,96 liter
22,4 liter
4.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Volume dari 8 gram SO3 (Ar S = 32 dan O = 16) pada suhu 30 °C dan tekanan 1 atm (R = 0,082) adalah ... .
1,24 liter
6,12 liter
5,24 liter
4,48 liter
2,48 liter
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Massa KOH padat (Mr = 56) yang harus ditimbang untuk membuat 250 mL larutan KOH 0,4 M adalah …
56,0 gram
11,2 gram
22,4 gram
5,6 gram
2,8 gram
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Massa KOH padat (Mr = 56) yang harus ditimbang untuk membuat 250 mL larutan KOH 0,4 M adalah …
56,0 gram
11,2 gram
22,4 gram
5,6 gram
2,8 gram
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika diketahui Ar : Al = 27; S = 32 dan O = 16, Mr Al2(SO4)3 sebesar . . . .
123
214
310
342
150
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