
Tugas kimia Ar / Mr
Authored by Sumiati Halil Nawawi
Chemistry
4th Grade
Used 27+ times

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9 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Massa rata-rata suatu unsur yang di nyatakan dengan satuan sma adalah
Ar
Mr
Mol
Senyawa
Molekul
2.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Massa atom relatif unsur besi(Fe) adalah...
54
55
56
57
58
3.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Massa atom relatif unsur Natrium (Na) adalah..
18
19
20
21
23
4.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui
Ar H=1, Ar O=16
Tentukan massa molekul relatif (Mr) dari H2O
18
17
16
15
14
5.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Diketahui
Ar Na =23, O=16, H=1
Tentukan mssa molekul relatif dari NaOH adalah..
40
39
38
37
36
6.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika diketahui
Ar Na=23, C=12, O=16
Tentukan massa molekul relatif dari Na2CO3 adalah
51
106
83
103
301
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
Jika diketahui
Ar Ca=40, C=12, O=16 tentukan Mr dari CaCO3
68
116
100
98
86
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