latihan konsep mol

latihan konsep mol

10th Grade

20 Qs

quiz-placeholder

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latihan konsep mol

latihan konsep mol

Assessment

Quiz

Chemistry

10th Grade

Hard

Created by

Prita Ayu

Used 33+ times

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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  102310^{23}  )

 6,02 x 10236,02\ x\ 10^{23}  

 3,01 x 10233,01\ x\ 10^{23}   

 12,04 x 102312,04\ x\ 10^{23}  

 18,06 x 102318,06\ x\ 10^{23}  

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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