Pada 200 g senyawa CaCO3 ( Ar Ca = 40, C = 12, dan O = 16). Massa Ca dalam CaCO3 adalah….
Soal Hukum Dasar kimia dan Perhitungan kimia Kelas X

Quiz
•
Chemistry
•
10th Grade
•
Medium
Jahratun Mika
Used 79+ times
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10 questions
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1.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
24 g
80 g
96 g
100 g
200 g
2.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Pada 200 g senyawa CaCO3 ( Ar Ca = 40, C = 12, dan O = 16). Massa C dalam CaCO3 adalah….
24 g
80 g
96 g
100 g
200 g
3.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Pada 200 g senyawa CaCO3 ( Ar Ca = 40, C = 12, dan O = 16). Massa O dalam CaCO3 adalah….
24 g
80 g
96 g
100 g
200 g
4.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Mr CaCO3 ( Ar Ca = 40, C = 12, dan O = 16) adalah…
100
110
150
180
200
5.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
“Massa zat sebelum dan sesudah reaksi kimia selalu tetap” merupakan bunyi dari….
Hukum Perbandingan Tetap
Hukum Kekekalan Massa
Hukum Perbandingan Berganda
Hukum Perbandingan Volume
Hukum Avogadro
6.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
% unsur N dalam CO(NH2)2 dengan (Ar C = 12, O = 16, N = 14, dan H = 1) adalah….
46,0 %
46, 5 %
46, 7 %
47,0 %
47,6 %
7.
MULTIPLE CHOICE QUESTION
15 mins • 1 pt
Kadar karbon dalam vitamin C adalah 41%. Jumlah atom karbon yang terdapat dalam vitamin C (jika diketahui Mr senyawa tersebut adalah 176 dan Ar C = 12) adalah….
4
5
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8
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