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Stoikiometri Kimia

Authored by Rafli I

Chemistry

10th Grade

Used 5+ times

Stoikiometri Kimia
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5 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Apa kepanjangan dari Mr?

Massa Atom Relatif

Massa Molekul Relatif

Satuan Massa Atom

Massa relatif

Answer explanation

Media Image

Mr adalah Massa molekul relatif suatu senyawa kimia

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Zat-zat yang berada di sebelah kiri tanda panah dalam suatu reaksi kimia disebut...

Isotop

Molekul

Reaktan

Produk

Answer explanation

Media Image

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

0

1

2

3

Answer explanation

Media Image

Koefisien menyatakan jumlah molekul yang ikut bereaksi, koefisien 1 biasanya tidak ditulis, maka molekul Oksigen yang bereaksi = 1

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Jika diketahut Ar H = 1, Ar O = 16, dan Ar Ca = 40, maka berapakah Mr senyawa Ca(OH)?

57

58

74

114

Answer explanation

Media Image

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

1

2

3

4

Answer explanation

Media Image

Supaya setara maka nilai a adalah 2 sehingga jumlah atom O di kiri dan kanan sama yaitu 4

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