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Konsep Mol

Authored by Nana Purnamawati

Chemistry

10th Grade

Used 270+ times

Konsep Mol
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10 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Hitunglah massa 0,1 mol batu kapur (CaCO3) jika diketahui Ar Ca = 40, Ar C = 12 dan Ar O = 16).

5 gram

10 gram

15 gram

20 gram

25 gram

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

Jumlah mol dari 29,8 gram amonium fosfat ((NH4)3PO4) (Ar N = 14, H = 1, dan P = 31) adalah … .

1,10 mol

0,25 mol

0,20 mol

0,15 mol

0,05 mol

5.

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

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Jumlah mol dari 11, 2 Liter gas oksigen pada keadaan standar (STP). (Diketahui Vm = 22,4 liter)

0.1 mol

1 mol

0.5 mol

2 mol

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Molaritas dari 4 mol gula dalam 100 mL air adalah...

40 M

20 M

25 M

0.04 M

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