Massa atom relatif suatu unsur adalah ....
Ar dan Mr

Quiz
•
Chemistry
•
10th Grade
•
Hard
Rizali SMA 13
Used 32+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
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
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika massa 1 atom X = p gram , massa 1 atom C-12 = q gram, maka Ar X adalah ....
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui massa atom relatif kalium ( K ) sebesar 39, massa rata - rata 1 atom K adalah ....
(39 x massa 1 atom C- 12 ) : 12
(39 x massa 1 atom C- 12)
(1/12 x massa 1 atom C-12)
(12 x 39 massa 1 atom C - 12)
39/12 x (1/12 massa 1 atom C- 12)
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika Ar Fe = 56 sma, dan massa 1 atom C –12 = 2 x 10-23 gram, maka massa 10 atom besi adalah ....
3,3 x 10 -23 gram
9,3 x 10 -23 gram
12,3 x 10 -23 gram
33 x 10 -23 gram
93 x 10 -23 gram
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui Ar H=1, Ar C=12, Ar O=16, maka Mr dari senyawa H2CO3 adalah ....
48
54
62
68
72
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui Ar H=1, Ar Cu =64, Ar S=32, Ar O=16, maka Mr dari senyawa CuSO4.5H2O
100
150
200
250
300
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Jika diketahui Mr H2SO4 = 98, Ar O=16 dan Ar H =1, maka Ar S adalah ....
8
16
32
54
64
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