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Massa Atom dan Senyawa Relatif

Authored by AUGITA RIA

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9th - 12th Grade

Used 1+ times

Massa Atom dan Senyawa Relatif
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5 questions

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1.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

apa satuan massa atom?

gram

sma

kilogram

meter

2.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Atom Karbon di alam terdapat dalam dua macam isotop, yaitu 75% sebagai C-12 yang bermassa 12 s.m.a, dan 25% sebagai C-13 yang bermassa 13 s.m.a. Maka massa rata-rata atom karbon adalah: 

10 sma

11 sma

12,15 sma

5 sma

3.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

1 sma setara dengan?

100 gram

2,04 x 10^-27 kg

1,5 x 10^-5 kg

1 kg

4.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Media Image

Dengan menggunakan tabel kelimpahan isotop-isotop di atas, hitunglah massa atom relatif oksigen!

20,413

14,55

15,9993

2,145

5.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

berapa berat molekul air jika diketahui massa relatif atom hidrogen adalah 1 dan oksigen adalah 16?

16

18

20

22

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