
SOAL AR DAN MR
Authored by Irmawaty Irmawaty
Chemistry
11th Grade
Used 4+ times

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10 questions
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1.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bila diketahui Ar C=12, Ar O=16. Hitunglah Mr senyawa CO2
28
32
44
16
40
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Hitunglah Mr senyawa NaCl jika diketahui Ar Na=23, Ar Cl=35,5.
50
58,5
58
53,5
65
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Diketahui Ar O=16. Hitunglah Mr dari gas oksigen
60
31
12
32
16
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Hitunglah Mr dari CH4 jika diketahui Ar H=1, Ar C=12.
12
14
16
1
10
5.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Bila diketahui Ar N=14, Ar O=16. Hitunglah Mr dari NO2
60
71
46
44
40
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Massa atom relatif suatu unsur adalah ....
massa rata - rata 1 atom unsur tersebut dibandingkan dengan massa rata - rata 1 atom karbon - 12
massa rata - rata 1 atom karbon - 12 dibandingkan dengan massa rata - rata 1 atom unsur tersebut
massa rata - rata 1 atom unsur tersebut dibandingkan dengan 1/12 massa rata - rata 1 atom karbon - 12
massa rata - rata 1 atom unsur tersebut dibandingkan dengan 12 kali massa rata - rata 1 atom karbon - 12
1/12 massa rata - rata 1 atom karbon - 12 dibandingkan dengan massa rata - rata 1 atom unsur tersebut
7.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Jika diketahui Ar H=1, Ar C=12, Ar O=16, maka Mr dari senyawa H2CO3 adalah ....
48
54
62
68
72
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