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Massa Atom Relatif, Konsep MoMol

Authored by Sriatun Widodo

Chemistry

10th Grade

Massa Atom Relatif, Konsep MoMol
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6 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 5 pts

Massa molekul relatif dari H2SO4 adalah.... (Ar H = 1, Ar S = 32, Ar O = 16)

98 sma

49 sma

18 sma

40 sma

89 sma

2.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Perbandingan massa 1 L gas oksigen dengan 1 L gas SO₂ pada suhu dan tekanan yang sama adalah .....

1:1

1:2

1:4

2:1

4:1

3.

MULTIPLE CHOICE QUESTION

5 mins • 5 pts

Volume dari 88 gram gas CO2 (Ar C =12 dan O=16) jika di ukur pada suhu 27°C dan tekanan 1 atm adalah .....

22,4 L

44,8 L

24,4 L

49,2 L

48,8 L

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Jumlah mol belerang dalam 24 gram pirit FeS2 adalah... (Ar Fe=54, S=32)

0,02

0,04

0,10

0,20

0,40

5.

MULTIPLE CHOICE QUESTION

1 min • 20 pts

6

9

12

24

36

6.

MULTIPLE CHOICE QUESTION

1 min • 20 pts

di alam terdapat 14N dan 15N dengan perbandingan 75% dan 25% maka massa rata-rata atom N sebesar....

10,25

11,25

12,25

13,25

14,25

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